The inner censor of the mind of the true believer completes the work of the public censor; his self-discipline is as tyrannical as the obedience imposed by the regime; he terrorizes his own conscience into submission;he carries his private Iron Curtain inside his skull, to protect his illusions against the intrusion of reality.

I am not sure whether ethical absolutes exist. But I am sure that we have to act as if they existed or civilization perishes.

Death tripped down the corridor, changing step, struck out here and there, danced pirouettes; often I felt his breath on my face when he was miles away; often I fell asleep and dreamed while he stood leaning over my bed.

The thing represented had to pass through two distorting lenses: the artist's mind, and his medium of expression, before it emerged as a man-made dream - the two, of course, being intimately connected and interacting with each other.

The purposiveness of all vital processes, the strategy of the genes and the power of the exploratory drive in animal and man, all seem to indicate that the pull of the future is as real as the pressure of the past.

If the creator has a purpose in equipping us with a neck, he surely would have meant for us to stick it out.

The progress of science, like an ancient desert trail, is strewn with the bleached skeletons of discarded theories, doctrines, and axioms which seemed to possess eternal life.