You have to know the past to understand the present.
Carl Sagan
Related
Atheism is more than just the knowledge that gods do not exist, and that religion is either a mistak...
EMMETT F. FIELDS You have to know the past to understand the present.
DR. CARL SAGAN I want Carl Sagan to explain the sky to me.
WHOOPI GOLDBERG Don't you ever get the feeling that all your life is going by and you're not taking advantage of it?...
ERNEST HEMINGWAY In the way that scepticism is sometimes applied to issues of public concern, there is a tendency to ...
CARL SAGAN In the 1970s, we had Carl Sagan, and he was so suave with his turtleneck and his tweed jacket. And h...
GREG GRAFFIN The universe is not required to be in perfect harmony with human ambition. . -Carl Sagan.
CARL SAGAN 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 The present is an eternal attempt to separate the past from the future.
MOKOKOMA MOKHONOANA Most of your reactions are echoes from the past. You do not really live in the present.
GAELIC PROVERB Happy is the person who knows what to remember of the past, what to enjoy in the present, and what t...
ARNOLD H. GLASGOW The diseases of the present have little in common with the diseases of the past save that we die of ...
AGNES REPPLIER Look not mournfully into the past, it comes not back again. Wisely improve the present, it is thine....
HENRY WADSWORTH LONGFELLOW Reinvent yourself. Don't let your past weigh you down.
MARTY RUBIN It is said that nothing in our lives is ever lost, that nothing can prevent its having been. That is...
MARCEL PROUST You can't judge the present by the past. Each day is different, and you live it differently.
MARTY RUBIN Friendship is a double-edged sword one side it can be great and true but the other side it spells be...
GARY F EVANS... Understanding the past, is the key to understanding the present; understand the present, and you can...
ENRIQUE VEGA Being clingy may work for puppies, but not for you.
OSCAR AULIQ-ICE 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 Science is not only compatible with spirituality; it is a profound source of spirituality. -Carl Sa...
CARL SAGAN Carl Sagan's 'Pale Blue Dot' is where I got the title 'Momentary Masters.'
ALBERT HAMMOND, JR. Sometimes the past seems too big for the present to hold.
CHUCK PALAHNIUK The 20th century has been a century of bloodshed. The present century, because of our past experienc...
DALAI LAMA Kerry is an adult - he thinks things through. He learns from the present as well as the past. To Geo...
RICHARD DREYFUSS Invent a past for the present.
DANIEL STERN There is no present or future, only the past, happening over and over again, now
EUGENE O'NEILL I live for the present always. I accept this risk. I don't deny the past, but it's a page to turn.
JULIETTE BINOCHE My future is in my past and my past is my present. I must now make the present my future.
VLADIMIR HOROWITZ I try to learn from the past, but I plan for the future by focusing exclusively on the present. That...
DONALD TRUMP The present is the necessary product of all the past, the necessary cause of all the future
ROBERT GREEN INGERSOLL Most of your reactions are echoes from the past.
You do not really live in the present.
GAELIC PROVERB The museum would have one foot in the past and one foot in the present.
GORDON HUETHER Now is everything
Now is the essence
Now is the focus
Focus on the now
For that ...
KAREN HACKEL I'd sooner make fresh mistakes today than correct the errors of the past.
MARTY RUBIN Not everyone has the time to be normal.
LJUPKA CVETANOVA …everything has a past. Everything – a person, an object, a word, everything. If you don’t kno...
CHAIM POTOK Fear is caused by the uncertainty of the future. Sorrow is caused by the remembrance of the past. Tr...
JEFFREY FRY We were sitting there watching the coffin being nailed shut, and what was inside was imagination and...
BRUCE MURRAY Congratulations, to the people which made gotham series, still need some more and extra work!
DEYTH BANGER To have the cognitive abilities to do research and development is vital to a forever expanding world...
GARY F EVANS... The first and foremost human right or fundamental right is the right to exist.
APURVA GAGLANI If we ever put research into what the subconscious is we could probably come to the conclusion that ...
GARY F EVANS... i know im not the girl you wanted. not the one you want to hear from. but what you see is what you g...
SIMI GREWAL The unfortunate thing is that, sometimes, we slip, but, fortunately, consciously or unconsciously, w...
ERNEST AGYEMANG YEBOAH The past is behind, learn from it.The future is ahead, prepare for it.The present is here, live it.
THOMAS S. MONSON Yesterday's the past, tomorrow's the future, but today is a gift. That's why it's called the present...
BIL KEANE Freedom from effort in the present merely means that there has been effort stored up in the past
THEODORE ROOSEVELT What we are left with then is the present, the only time where miracles happen. We place the past an...
MARIANNE WILLIAMSON Winners live in the present tense. People who come up short are consumed with future or past. I want...
ALEX RODRIGUEZ America is false to the past, false to the present, and solemnly binds herself to be false to the fu...
FREDERICK DOUGLAS We forgot about that a long time ago. The past is gone. We're more excited about the present and we ...
BRANDON HEATH The present in New York is so powerful that the past is lost.
JOHN JAY CHAPMAN Shallow men speak of the past; wise men of the present and fools of the future
MADAME MARIE DU DEFFAND The past, the present, the future: migration is what matters.
GUILLERMO ALONSO Think there is nothing we can do to change the past, so we have to look at the present to make sure ...
HEINZ FISCHER The basic (theme) is the past catching up with the present, ... It's how the actions of one affects ...
HOWARD WILSON There has never been an age that did not applaud the past and lament the present
LILIAN EICHLER WATSON I don't think science is hard to teach because humans aren't ready for it, or because it arose only ...
CARL SAGAN Don't sacrifice the present and attempt to achieve the impossible- to completely correct the past......
ASSEGID HABTEWOLD One must simply take the days of their lives as they happen. If you spend time worrying over what is...
R.J. GONZALES Life is uncertain and death is unknown, so forget your past and stick with the present cause you won...
MATTHEW WAYNE GAULIN When I was in my teens, Yehudi Menuhin, who was at work on his project 'The Music of Man,' i...
DANIEL HOPE Jesus came into the world not to condemn the world, but to save the world. When we come with condemn...
TONY CAMPOLO I have always wished the present to resemble memory: because the present can be flat at times, and b...
LYDIA MILLET 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 I'm a bad man. I need to understand the past. It illuminates the present.
GLEN COOK The past is an old armchair in the attic, the present an ominous ticking sound, and the future is an...
JAMES THURBER He who spends time regretting the past loses the present and risks the future
QUEVEDO My spirits were elevated by the enchanting appearance of nature; the past was blotted from my memory...
MARY WOLLSTONECRAFT SHELLEY The past and the present look a whole lot alike in the prevalence of racial discrimination in voting...
BARBARA ARNWINE The past is behind, learn from it.
The future is ahead, prepare for it.
The present is here,...
THOMAS S. MONSON Learn the past, watch the present, and create the future.
ALBERT EINSTEIN The flesh endures the storms of the present alone, the mind those of the past and future as well as ...
EPICURUS That sign of old age, extolling the past at the expense of the present
SYDNEY SMITH Life can be found only in the present moment. The past is gone, the future is not yet here, and if w...
THICH NHAT HANH I can feel guilty about the past, apprehensive about the future, but only in the present can I act. ...
ABRAHAM MASLOW The American dream has always depended on the dialogue between the present and the past. In our arch...
ROBERT A. M. STERN To have common glories in the past, a common will in the present; to have done great things togethe...
ERNEST RENAN Each day is a gift
To embrace and welcome
KAREN HACKEL Everyone has a past
You have to know someone to understand them
THINK... before you judge from the o...
TAWANA BEECHAM The saying sell all your belongings & give to the poor simply means "Redirect your mind to the verit...
DAVID ATTA (A.K.A DAVIED ATTLARS & MR DAIN) Life can only be understood looking backward. It must be lived forward.
ERIC ROTH You're afraid of getting hurt like I'm afraid to die. It doesn't mean I'm not going to live every da...
VI KEELAND Wesley Rush doesn't chase girls, but I'm chasing you.
KODY KEPLINGER I turn and kick with the first one and feel myself being lifted and thrown towards the beach. It's l...
MARK SMITH What the strag will think is that any man who can hitch the length and breadth of the galaxy, rough ...
DOUGLAS ADAMS One of the things Ford Prefect had always found hardest to understand about humans was their habit o...
DOUGLAS ADAMS The ascendancy over men's minds of the ruins of the stupendous past, the past of history, legend and...
ROSE MACAULAY Can you be sure that others have not come before you and destroyed the pristine state of the native ...
CARL SAGAN The Cosmos is all that is or was or ever will be. Our feeblest contemplations of the Cosmos stir us ...
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 History is important because it teaches us about the past. And bylearning about the past, you come t...
RICHELLE MEAD Interviewer: Didn't Saga...
ANN DRUYAN Carl Sagan spoke fluently between biology and geology and astrophysics and physics. If you move flue...
NEIL DEGRASSE TYSON
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CARL SAGAN Imagination will often carry us to worlds that never were. But without it, we go nowhere.
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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...
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It makes sense to revere the S...
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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...
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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 ...
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CARL SAGAN We live on a hunk of rock and metal that circles a humdrum star that is one of 400 billion other sta...
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CARL SAGAN The Hindu religion is the only one of the world’s great faiths dedicated to the idea that the Cosm...
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CARL SAGAN Think of how many religions attempt to validate themselves with prophecy. Think of how many people r...
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CARL SAGAN Arguments from authority carry little weight – authorities have made mistakes in the past. They wi...
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CARL SAGAN I don't think science is hard to teach because humans aren't ready for it, or because it arose only ...
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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...
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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 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 The absence of evidence is not the evidence of absence.
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