When I mount the scaffold at last these will be my farewell words to the sheriff: Say what you will against me when I am gone, but don't forget to add, in common justice, that I was never converted to anything

The effort to reconcile science and religion is almost always made, not by theologians, but by scientists…the theologians...are smart enough to see that the two things are implacably and eternally antagonistic.

I believe that religion, generally speaking, has been a curse to mankind - that its modest and greatly overestimated services on the ethical side have been more than overcome by the damage it has done to clear and honest thinking

A Sunday school is a prison in which children do penance for the evil conscience of their parents.

Puritanism: The haunting fear that someone, somewhere, may be happy

One seldom discovers a true believer that is worth knowing