Nowadays three witty turns of phrase and a lie make a writer.

Do not say hypothesis, and even less theory: say way of thinking.

Man is a masterpiece of creation if for no other reason than that, all the weight of evidence for determinism notwithstanding, he believes he has free will.

It is almost impossible to carry the torch of truth through a crowd without singeing somebody's beard.

To err is human also in so far as animals seldom or never err, or at least only the cleverest of them do so.

One of our forefathers must have read a forbidden book.

The Greeks possessed a knowledge of human nature we seem hardly able to attain to without passing through the strengthening hibernation of a new barbarism.