The absence of evidence is not the evidence of absence.


Carl Sagan

  Email Quote to Friends   Link to Quote   Create Short URL  Publish Text About This Quote   Share on Facebook, Twitter, and more
  See Recommended Quotes For You

Related

Absence of evidence is not evidence of absence.
CARL SAGAN
Absence of evidence is not evidence of absence.
DR. CARL SAGAN
Absence of evidence is not evidence of absence.
TANA FRENCH
It must be remembered that the absence of evidence is not evidence of absence
RANDALL PRICE
Every effort had failed to prove there were tools, and we assumed that people just weren't there. Bu...
CHRISTOPHER STRINGER
Doctors most commonly get mixed up between absence of evidence and evidence of abense
NASSIM NICHOLAS TALEB
Do you know what we call opinion in the absence of evidence? We call it prejudice.
MICHAEL CRICHTON
In the absence of evidence, superstition. It's a Middle Ages thing. That's my theory anyway.
TUCKER CARLSON
Something is not the absence of nothing. Nothing is not the absence of something. SOMETHING IS THE A...
EPHDAN
Discouragement is not the absence of adequacy but the absence of courage.
NEAL A. MAXWELL
Absence of proof is not proof of absence.
WILLIAM COWPER
Absence of proof is not proof of absence.
MICHAEL CRICHTON
Science is not only compatible with spirituality; it is a profound source of spirituality. -Carl Sa...
CARL SAGAN
The absence of consensus does not mean an absence of truth
HADLEY ARKES
The absence of symptoms does not guarantee us the absence of diseases.
DAVID ATTA (A.K.A DAVIED ATTLARS & MR DAIN)
The universe is not required to be in perfect harmony with human ambition. . -Carl Sagan.
CARL SAGAN
My main reason for scepticism about the Huxley/Sagan theory is that the human brain is demonstrably ...
RICHARD DAWKINS
Death is not the absence of life alone,but it is also the absence of beliefs towards any worthwhile ...
DAVID ATTA (A.K.A DAVIED ATTLARS & MR DAIN)
I want Carl Sagan to explain the sky to me.
WHOOPI GOLDBERG
The absence of war is not peace.
HARRY S TRUMAN
The absence of ‘criticism’ is not Appreciation!!!
-HARRISH SAIRAMAN
In the way that scepticism is sometimes applied to issues of public concern, there is a tendency to ...
CARL SAGAN
We shall study and obtain credible evidence against those mentioned in these scandals and in the abs...
TOM OJIENDA
Richard Dawkins regards faith as an evil to be eliminated; he takes all religious faith to be blind ...
JOHN C. LENNOX
We don't have any witnesses that saw anybody run from the house. We don't have any DNA. There's real...
JOE WARD
Just as war is more the absence of love than the presence of hate, and darkness is the absence of li...
UNKNOWN
Health is not simply the absence of sickness.
HANNAH GREEN
The absence of pain led to an absence of fear, and the absence of fear led to a disregard for conseq...
VICTORIA SCHWAB
The absence of pain led to an absence of fear, and the absence of fear led to a disregard for conseq...
V.E. SCHWAB
There were a lot of open questions at the end of 1998, which were registered by UNSCOM [the U.N. Spe...
HANS BLIX
God can never be perfectly present to us here below on account of our flesh. But he can be almost pe...
SIMONE WEIL
The total absence of humor from the Bible is one of the most singular things in all literature
ALFRED NORTH WHITEHEAD
But the absence of tears wasn't the same as an absence of feeling.
LISA KLEYPAS
Courage is not the absence of fear, but the conquest of it.
SOURCE UNKNOWN
Peace is not the absence of war but the presence of justice.
HARRISON FORD
Courage is not the absence of fear, but the conquest of it.
In my opinion, in the absence of studies, in the absence of data, there is no right or wrong answer,
LEON SPEROFF
There are naive questions, tedious questions, ill-phrased questions, questions put after inadequate ...
CARL SAGAN
The fact is that far more crime and child abuse has been committed by zealots in the name of God, Je...
CARL SAGAN
Where there is kashay, they are all considered heaps of parigraha (worldly possessiveness); whether ...
DADA BHAGWAN
Love is the absence of judgment.
DALAI LAMA XIV
Absence is the enemy of love
PROVERB
Courage is not the absence of fear, but the triumph over it.
NELSON MANDELA
Quality is presence of value and not absence of mistake.
UNKNOWN
The psychological fact of suggestion is that if statements are made again and again in a confident m...
ROBERT H. THOULESS
Courage is not the absence of fear, courage is acting in spite of fear
CARLY FIORINA
In the 1970s, we had Carl Sagan, and he was so suave with his turtleneck and his tweed jacket. And h...
GREG GRAFFIN
True peace is not merely the absence of tension: it is the presence of justice.
MARTIN LUTHER KING JR.
True peace is not merely the absence of war, it is the presence of justice.
JANE ADDAMS
Liberty does not exist in the absence of morality.
EDMUND BURKE
Carl Sagan's 'Pale Blue Dot' is where I got the title 'Momentary Masters.'
ALBERT HAMMOND, JR.
প্রায়শই আমরা অন্যমনষ্কতার মধ্যে বাস �...
ASHAPURNA DEVI
The enemy of art is the absence of limitations.
ORSON WELLES
The absence of limitations is the enemy of art.
ORSON WELLES
Happiness is not the absence of problems, it's the ability to deal with them.
STEVE MARABOLI
Happiness is not the absence of problems; it's the ability to deal with them.
STEVE MARABOLI
Peace is not the absence of conflict, but the ability to cope with it
MAHATMA GANDHI
Happiness is not the absence of problems but the ability to deal with them.
BUDDHA
Happiness is not the absence of problems, but the ability to deal with them.
CHARLES DE MONTESQUIEU
Success is not the absence of failure; it's the persistence through failure.
AISHA TYLER
Peace is not the absence of conflict, but the ability to cope with it
A. J. MUSTE
Bravery is not the absence of fear but the forging ahead despite being afraid
ROBERT LIPARULO
The surest test of discipline is its absence.
CLARA BARTON
Courage is resistance to fear, mastery of fear - not absence of fear
MARK TWAIN
Courage is resistance to fear, mastery of fear, not absence of fear.
MARK TWAIN
Courage is resistance to fear, mastery of fear - not absence of fear.
MARK TWAIN
Courage is resistance to fear, mastery of fear--not absence of fear.
MARK TWAIN
Simplicity is not the absence of clutter, that's a consequence of simplicity. Simplicity is some...
JONATHAN IVE
Peace is not the absence of war, but a virtue based on strength of character.
BARUCH SPINOZA
Love becomes stronger in the absence of your loved one. The heart can feel the absence more than the...
DEBASISH MRIDHA
God is absence. God is the solitude of man.
JEAN-PAUL SARTRE
Happiness is the absence of the striving for happiness.
ZHUANGZI
Happiness is the absence of the striving for happiness.
CHUANG TZU
I don't know if I have a favorite color.
KATE MIDDLETON
It's very special having a new little girl.
KATE MIDDLETON
Dogma does not mean the absence of thought, but the end of thought.
GILBERT KEITH CHESTERTON
If you look up at the Milky Way through the eyes of Carl Sagan, you get a feeling in your chest of s...
RICHARD DAWKINS
Courage is not the absence of fear, it is the ability to act in the presence of fear.
BRUCE LEE
Security is not the absence of danger, but the presence of God, no matter what the danger.
THEODORE FORSTMANN
The meaning of peace is the absence of opposition to socialism.
KARL MARX
Hell [...] is the absence of God and the presence of Time.
GLEN DUNCAN
Courage is not the absence of fear but the ability to carry on in spite of it.
SCOTT TUROW
The absence of clarity breeds assumption.
JEFFREY BENJAMIN
The absence of competition creates mediocrity.
MELISSA WATKINS
The greatest threat to freedom is the absence of criticism.
WOLE SOYINKA
Hell is the absence of the people you long for.
EMILY ST. JOHN MANDEL
In the absence of law, winner is the law maker.
TOBA BETA
All violence, all that is dreary and repels, is not power, but the absence of power.
RALPH WALDO EMERSON
Peace is not absence of conflict, it is the ability to handle conflict by peaceful means.
RONALD REAGAN
Arguments from authority carry little weight – authorities have made mistakes in the past. They wi...
CARL SAGAN
I worry that, especially as the Millennium edges nearer, pseudoscience and superstition will seem ye...
CARL SAGAN
I promise to question everything my leaders tell me. I promise to use my critical faculties. I promi...
CARL SAGAN
Planetary exploration satisfies our inclination for great enterprises and wanderings and quests that...
CARL SAGAN
By my reckoning, I'm about 100 kilometers from Pathfinder. Technically it's called "Carl Sagan Memor...
ANDY WEIR
Happiness is not in the absence of challenges but the choice to dwell on infinite hope.
LAILAH GIFTY AKITA
The absence of a message sometimes is a presence of one.
HASSE JERNER
The absence of access is seriously prejudicing Microsoft's right of defense.
IAN FORRESTER
Power is not sufficient evidence of truth.
SAMUEL JOHNSON
Courage is not the absence of despair; it is, rather, the capacity to move ahead in spite of despair...
ROLLO MAY
Freedom is not the absence of obligation or restraint, but the freedom of movement within healthy, c...
KRISTIN ARMSTRONG

More Carl Sagan

There is a wide, yawning black infinity. In every direction, the extension is endless; the sensation...
CARL SAGAN
But the fact that some geniuses were laughed at does not imply that all who are laughed at are geniu...
CARL SAGAN
In our obscurity - in all this vastness - there is no hint that help will come from elsewhere to sav...
CARL SAGAN
Absence of evidence is not evidence of absence.
CARL SAGAN
The dangers of not thinking clearly are much greater now than ever before. It's not that there&#...
CARL SAGAN
The universe is not required to be in perfect harmony with human ambition.
CARL SAGAN
Extinction is the rule. Survival is the exception.
CARL SAGAN
If it can be destroyed by the truth, it deserves to be destroyed by the truth.
CARL SAGAN
It is the tension between creativity and skepticism that has produced the stunning and unexpected fi...
CARL SAGAN
Finding the occasional straw of truth awash in a great ocean of confusion and bamboozle requires int...
CARL SAGAN
Imagine that I am riding a bicycle toward you. As I approach an intersection I nearly collide, so it...
CARL SAGAN
A religion, old or new, that stressed the magnificence of the universe as revealed by modern science...
CARL SAGAN
Look again at that dot. That's here. That's home. That's us. On it everyone you love, everyone you k...
CARL SAGAN
Personally, I would be delighted if there were a life after death, especially if it permitted me to ...
CARL SAGAN
The cosmos is within us. We are made of star-stuff. We are a way for the universe to know itself.
CARL SAGAN
The nitrogen in our DNA, the calcium in our teeth, the iron in our blood, the carbon in our apple pi...
CARL SAGAN
Before we invented civilization our ancestors lived mainly in the open out under the sky. Before we ...
CARL SAGAN
A book is made from a tree. It is an assemblage of flat, flexible parts (still called
CARL SAGAN
The hole in the ozone layer is a kind of skywriting. At first it seemed to spell out our continuing ...
CARL SAGAN
The beauty of a living thing is not the atoms that go into it, but the way those atoms are put toget...
CARL SAGAN
The universe is a pretty big place. If it's just us, seems like an awful waste of space.
CARL SAGAN
Science is not only compatible with spirituality; it is a profound source of spirituality.
CARL SAGAN
Somewhere, something incredible is waiting to be known.
CARL SAGAN
In the vastness of space and the immensity of time, it is my joy to share a planet and an epoch with...
CARL SAGAN
Every one of us is, in the cosmic perspective, precious. If a human disagrees with you, let him live...
CARL SAGAN
Science is not only compatible with spirituality; it is a profound source of spirituality. When we r...
CARL SAGAN
One of the saddest lessons of history is this: If we’ve been bamboozled long enough, we tend to re...
CARL SAGAN
Imagination will often carry us to worlds that never were, but without it we go nowhere.
CARL SAGAN
People are not stupid. They believe things for reasons. The last way for skeptics to get the attenti...
CARL SAGAN
There is today-in a time when old beliefs are withering-a kind of philosophical hunger, a need to kn...
CARL SAGAN
The Earth is a very small stage in a vast cosmic arena. Think of the rivers of blood spilled by all ...
CARL SAGAN
We've arranged a civilization in which most crucial elements profoundly depend on science and techno...
CARL SAGAN
We are the local embodiment of a Cosmos grown to self-awareness. We have begun to contemplate our or...
CARL SAGAN
In the fabric of space and in the nature of matter, as in a great work of art, there is, written sma...
CARL SAGAN
Books tap the wisdom of our species -- the greatest minds, the best teachers -- from all over the wo...
CARL SAGAN
If you want to make an apple pie from scratch, you must first create the universe.
CARL SAGAN
When you make the finding yourself - even if you're the last person on Earth to see the light - you'...
CARL SAGAN
Modern science has been a voyage into the unknown, with a lesson in humility waiting at every stop. ...
CARL SAGAN
Where we have strong emotions, we're liable to fool ourselves.
CARL SAGAN
If we like them, they're freedom fighters . . . If we don't like them, they're terrorists. In the un...
CARL SAGAN
If the world is to be understood, if we are to avoid such logical paradoxes when traveling at high s...
CARL SAGAN
We make our world significant by the courage of our questions and by the depth of our answers.
CARL SAGAN
What's the harm of a little mystification? It sure beats boring statistical analyses.
CARL SAGAN
They laughed at Galileo. They laughed at Newton. But they also laughed at Bozo the Clown.
CARL SAGAN
I can find in my undergraduate classes, bright students who do not know that the stars rise and set ...
CARL SAGAN
A central lesson of science is that to understand complex issues (or even simple ones), we must try ...
CARL SAGAN
In our time, we have sifted the sands of Mars, we have established a presence there, we have fulfill...
CARL SAGAN
The significance of a finding that there are other beings who share this universe with us would be a...
CARL SAGAN
For the first time, we have the power to decide the fate of our planet and ourselves, ... This is a ...
CARL SAGAN
Imagination will often carry us to worlds that never were. But without it we go nowhere.
CARL SAGAN
Science is not only compatible with spirituality; it is a profound source of spirituality. -Carl Sa...
CARL SAGAN
We've arranged a civilization in which most crucial elements profoundly depend on science and techno...
CARL SAGAN
Imagination will often carry us to worlds that never were. But without it, we go nowhere.
CARL SAGAN
It is of interest to note that while some dolphins are reported to have learned English - up to fif...
CARL SAGAN
Imagination will often carry us to worlds that never were. But without it, we go nowhere.
CARL SAGAN
The universe is not required to be in perfect harmony with human ambition. . -Carl Sagan.
CARL SAGAN
Widespread intellectual and moral docility may be convenient for leaders in the short term, but it i...
CARL SAGAN
Think of how many religions attempt to validate themselves with prophecy. Think of how many people r...
CARL SAGAN
All of the books in the world contain no more information than is broadcast as video in a single lar...
CARL SAGAN
All inquires carry with them some element of risk. There is no guarantee that the universe will c...
CARL SAGAN
We live in a society exquisitely dependent on science and technology, in which hardly anyone knows a...
CARL SAGAN
Our ancestors worshipped the Sun, and they were not that foolish.
It makes sense to revere the S...
CARL SAGAN
But the fact that some geniuses were laughed at does not imply that all who are laughed at are geni...
CARL SAGAN
I worry that, especially as the Millennium edges nearer, pseudo-science and superstition will seem y...
CARL SAGAN
I maintain there is much more wonder in science than in pseudoscience. And in addition, to whatever ...
CARL SAGAN
I am often amazed at how much more capability and enthusiasm for science there is among elementary s...
CARL SAGAN
Skeptical scrutiny is the means, in both science and religion, by which deep thoughts can be winnowe...
CARL SAGAN
It's been said that astronomy is a humbling and, I might add, a character-building experience.
CARL SAGAN
Science is a way of thinking much more than it is a body of knowledge.
CARL SAGAN
The brain is like a muscle. When it is in use we feel very good. Understanding is joyous.
CARL SAGAN
Even these stars, which seem so numerous, are as sand, as dust - or less than dust - in the enormity...
CARL SAGAN
Who are we? We find that we live on an insignificant planet of a humdrum star lost in a galaxy tucke...
CARL SAGAN
For me, it is far better to grasp the Universe as it really is than to persist in delusion, however ...
CARL SAGAN
Our posturings, our imagined self-importance, the delusion that we have some privileged position in ...
CARL SAGAN
It is far better to grasp the universe as it really is than to persist in delusion, however satisfyi...
CARL SAGAN
No other planet in the solar system is a suitable home for human beings; it's this world or noth...
CARL SAGAN
Today, we're still loaded down - and, to some extent, embarrassed - by ancient myths, but we res...
CARL SAGAN
We hunger to understand, so we invent myths about how we imagine the world is constructed - and they...
CARL SAGAN
Can you be sure that others have not come before you and destroyed the pristine state of the native ...
CARL SAGAN
Humans — who enslave, castrate, experiment on, and fillet other animals — have had an understand...
CARL SAGAN
I would suggest that science is, at least in my part, informed worship.
CARL SAGAN
We live on a hunk of rock and metal that circles a humdrum star that is one of 400 billion other sta...
CARL SAGAN
A blade of grass is a commonplace on Earth; it would be a miracle on Mars. Our descendants on Mars w...
CARL SAGAN
The Hindu religion is the only one of the world’s great faiths dedicated to the idea that the Cosm...
CARL SAGAN
How is it that hardly any major religion has looked at science and concluded, “This is better than...
CARL SAGAN
Think of how many religions attempt to validate themselves with prophecy. Think of how many people r...
CARL SAGAN
All over the world there are enormous numbers of smart, even gifted, people who harbor a passion for...
CARL SAGAN
Arguments from authority carry little weight – authorities have made mistakes in the past. They wi...
CARL SAGAN
When you're in love, you want to tell the world. My lifelong love affair with science
CARL SAGAN
Science is an attempt, largely successful, to understand the world, to get a grip on things, to get ...
CARL SAGAN
I don't think science is hard to teach because humans aren't ready for it, or because it arose only ...
CARL SAGAN
Christianity may be good and Satanism evil. Under the Constitution, however, both are neutral. This ...
CARL SAGAN
But I try not to think with my gut. If I'm serious about understanding the world, thinking with anyt...
CARL SAGAN
Not explaining science seems to me perverse. When you're in love, you want to tell the world.
CARL SAGAN
One of the reasons for its success is that science has a built-in, error-correcting machinery at its...
CARL SAGAN
In the way that scepticism is sometimes applied to issues of public concern, there is a tendency to ...
CARL SAGAN
I worry that, especially as the Millennium edges nearer, pseudoscience and superstition will seem ye...
CARL SAGAN
Now, what's the difference between an invisible, incorporeal, floating dragon who spits heatless fir...
CARL SAGAN
I find many adults are put off when young children pose scientific questions. Why is the Moon round?...
CARL SAGAN
There are naive questions, tedious questions, ill-phrased questions, questions put after inadequate ...
CARL SAGAN
There are wonders enough out there without our inventing any.
CARL SAGAN
We've arranged a global civilization in which most crucial elements profoundly depend on science and...
CARL SAGAN
The fact is that far more crime and child abuse has been committed by zealots in the name of God, Je...
CARL SAGAN
If we can't think for ourselves, if we're unwilling to question authority, then we're just putty in ...
CARL SAGAN
Avoidable human misery is more often caused not so much by stupidity as by ignorance, particularly o...
CARL SAGAN
An extraterrestrial being, newly arrived on Earth - scrutinizing what we mainly present to our child...
CARL SAGAN
The chief deficiency I see in the skeptical movement is its polarization: Us vs. Them — the sense ...
CARL SAGAN
But nature is always more subtle, more intricate, more elegant than what we are able to imagine.
CARL SAGAN
Books, purchasable at low cost, permit us to interrogate the past with high accuracy; to tap the wis...
CARL SAGAN
I have a foreboding of an America in my children's or grandchildren's time -- when the United States...
CARL SAGAN
We've arranged a civilization in which most crucial elements profoundly depend on science and te...
CARL SAGAN
We have also arranged things so that almost no one understands science and technology. This is a pre...
CARL SAGAN
We live in a society exquisitely dependent on science and technology, in which hardly anyone knows a...
CARL SAGAN
The Earth is a very small stage in a vast cosmic arena.
CARL SAGAN
The boundary between space and the earth is purely arbitrary. And I'll probably always be intere...
CARL SAGAN
If you wish to make an apple pie from scratch, you must first invent the universe.
CARL SAGAN
Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how ...
CARL SAGAN
For small creatures such as we the vastness is bearable only through love.
CARL SAGAN
The universe seems neither benign nor hostile, merely indifferent.
CARL SAGAN
The nuclear arms race is like two sworn enemies standing waist deep in gasoline, one with three matc...
CARL SAGAN
Some information is classified legitimately; as with military hardware, secrecy sometimes really is ...
CARL SAGAN
Understanding is a kind of ecstasy
CARL SAGAN
You probably don't need more weapons than what's required to destroy every city on earth. Th...
CARL SAGAN
The truth may be puzzling. It may take some work to grapple with. It may be counterintuitive. It may...
CARL SAGAN
Who is more humble? The scientist who looks at the universe with an open mind and accepts whatever t...
CARL SAGAN
Extraordinary claims require extraordinary evidence.
CARL SAGAN
The illegality of cannabis is outrageous, an impediment to full utilization of a drug which helps pr...
CARL SAGAN
What an astonishing thing a book is. It's a flat object made from a tree with flexible parts on whic...
CARL SAGAN
You can't convince a believer of anything; for their belief is not based on evidence, it's based on ...
CARL SAGAN
It is of interest to note that while some dolphins are reported to have learned English - up to fift...
CARL SAGAN
You have to know the past to understand the present.
CARL SAGAN
We are star stuff harvesting sunlight.
CARL SAGAN
Those afraid of the universe as it really is, those who pretend to nonexistent knowledge and envisio...
CARL SAGAN
In science it often happens that scientists say, 'You know that's a really good argument; my positio...
CARL SAGAN
A celibate clergy is an especially good idea, because it tends to suppress any hereditary propensity...
CARL SAGAN
Skeptical scrutiny is the means, in both science and religion, by which deep insights can be winnowe...
CARL SAGAN
One glance at a book and you hear the voice of another person, perhaps someone dead for 1,000 years....
CARL SAGAN
It is of interest to note that while some dolphins are reported to have learned English -- up to fif...
CARL SAGAN
In every country, we should be teaching our children the scientific method and the reasons for a Bil...
CARL SAGAN
If we long to believe that the stars rise and set for us, that we are the reason there is a Universe...
CARL SAGAN
It seems to me what is called for is an exquisite balance between two conflicting needs: the most sk...
CARL SAGAN
We are the representatives of the cosmos; we are an example of what hydrogen atoms can do, given 15 ...
CARL SAGAN
Are we an exceptionally unlikely accident or is the universe brimming over with intelligence? (It's)...
CARL SAGAN
When you make the finding yourself - even if you're the last person on Earth to see the light - ...
CARL SAGAN
We start out a million years ago in a small community on some grassy plain; we hunt animals, have ch...
CARL SAGAN
Black holes may be apertures to elsewhen. Were we to plunge down a black hole, we would re-emerge, i...
CARL SAGAN
It pays to keep an open mind, but not so open your brains fall out.
CARL SAGAN
The earth is a very small stage in a vast cosmic arena. Think of the rivers of blood spilled by all ...
CARL SAGAN
I don't want to believe. I want to know.
CARL SAGAN
In science it often happens that scientists say, 'You know that's a really good argument; my positio...
CARL SAGAN
You're an interesting species. An interesting mix. You're capable of such beautiful dreams, and such...
CARL SAGAN
I've written a number of books that have to do with the evolution of humans, human intelligence,...
CARL SAGAN
Books permit us to voyage through time, to tap the wisdom of our ancestors. The library connects us ...
CARL SAGAN
The vast distances that separate the stars are providential. Beings and worlds are quarantined from ...
CARL SAGAN
The significance of our lives and our fragile planet is then determined only by our own wisdom and c...
CARL SAGAN
The sky calls to us. If we do not destroy ourselves, we will one day venture to the stars.
CARL SAGAN
The near side of a galaxy is tens of thousands of light-years closer to us than the far side; thus w...
CARL SAGAN
[When a religious couple wrote to Sagan about fulfilled prophecies, he wrote back in May 1996...
CARL SAGAN
I would love to believe that when I die I will live again, that some thinking, feeling, remembering ...
CARL SAGAN
It is said that men may not be the dreams of the Gods, but rather that the Gods are the dreams of me...
CARL SAGAN
The Cosmos is all that is or was or ever will be. Our feeblest contemplations of the Cosmos stir us ...
CARL SAGAN
The world is so exquisite with so much love and moral depth, that there is no reason to deceive ours...
CARL SAGAN
Ann Druyan suggests an experiment: Look back again at the pale blue dot of the preceding chapter. Ta...
CARL SAGAN
We are not without empathetic terror when we open Pascal's 'Pensees' and read, 'I am...
CARL SAGAN
We have swept through all of the planets in the solar system, from Mercury to Neptune, in a historic...
CARL SAGAN
The visions we offer our children shape the future. It _matters_ what those visions are. Often they ...
CARL SAGAN
We tend to hear much more about the splendors returned than the ships that brought them or the shipw...
CARL SAGAN
For me, the most ironic token of [the first human moon landing] is the plaque signed by President Ri...
CARL SAGAN
Cutting off fundamental, curiosity-driven science is like eating the seed corn. We may have a little...
CARL SAGAN
Let's see if I got this right," she would say to herself. "I've taken an inert gas that's in the air...
CARL SAGAN
Claims that cannot be tested, assertions immune to disproof are veridically worthless, whatever valu...
CARL SAGAN
I promise to question everything my leaders tell me. I promise to use my critical faculties. I promi...
CARL SAGAN
But, Jefferson worried that the people - and the argument goes back to Thucydides and Aristotle - ar...
CARL SAGAN
Nevertheless, (Jefferson) believed that the habit of skepticism is an essential prerequisite for res...
CARL SAGAN
At the heart of science is an essential balance between two seemingly contradictory attitudes--an op...
CARL SAGAN
An atheist is someone who is certain that God doesn't exist, someone who has compelling evidence aga...
CARL SAGAN
Many religions have attempted to make statues of their gods very large, and the idea, I suppose, is ...
CARL SAGAN
Those at too great a distance may, I am well are, mistake ignorance for perspective.
CARL SAGAN
It seems to me what is called for is an exquisite balance between two conflicting needs: the most sk...
CARL SAGAN
Once we lose our fear of being tiny, we find ourselves on the threshold of a vast and awesome Univer...
CARL SAGAN
To live in the hearts we leave behind is to live forever.
CARL SAGAN
As science advances, there seems to be less and less for God to do. It's a big universe, of course, ...
CARL SAGAN
We have examined the universe in space and seen that we live on a mote of dust circling a humdrum st...
CARL SAGAN
It is said that men may not be the dreams of the god, but rather that the gods are the dreams of men...
CARL SAGAN
If we long for our planet to be important, there is something we can do about it. We make our world ...
CARL SAGAN
Every aspect of Nature reveals a deep mystery and touches our sense of wonder and awe. Those afraid ...
CARL SAGAN
Observation: I can't see a thing. Conclusion: Dinosaurs.
CARL SAGAN
We are star stuff which has taken its destiny into its own hands.
CARL SAGAN
Atoms are mainly empty space. Matter is composed chiefly of nothing.
CARL SAGAN
We inhabit a universe where atoms are made in the centers of stars; where each second a thousand sun...
CARL SAGAN
You are worth about 3 dollars worth in chemicals.
CARL SAGAN
Books are like seeds. They can lie dormant for centuries and then flower in the most unpromising soi...
CARL SAGAN
The surface of the Earth is the shore of the cosmic ocean. On this shore, we've learned most of what...
CARL SAGAN
One glance at (a book) and you hear the voice of another person - perhaps someone dead for thousands...
CARL SAGAN
Books break the shackles of time, proof that humans can work magic.
CARL SAGAN
The size and age of the Cosmos are beyond ordinary human understanding. Lost somewhere between immen...
CARL SAGAN
If I finish a book a week, I will read only a few thousand books in my lifetime, about a tenth of a ...
CARL SAGAN
Exploration is in our nature. We began as wanderers, and we are wanderers still. We have lingered lo...
CARL SAGAN
we make our world significant by the courage of our questions and the depth of our answers
CARL SAGAN
We are a way for the cosmos to know itself.
CARL SAGAN