...one may say anything about the history of the world - anything that might enter the most disordered imagination. The only thing one can't say is that it's rational.

Every man has some reminiscences which he would not tell to everyone, but only to his friends.

Man is stupid, phenomenally stupid.

And what's strange, what would be marvelous, is not that God should really exist; the marvel is that such an idea, the idea of the necessity of God, could enter the head of such a savage, vicious beast as man.

Pain and suffering are always inevitable for a large intelligence and a deep heart. The really great men must, I think, have great sadness on earth.

I feel pity for him, and that is a poor sign of love.

You can be sincere and still be stupid.