If all else fails, the character of a man can be recognized by nothing so surely as by a jest which he takes badly.

What you have been obliged to discover by yourself leaves a path in your mind which you can use again when the need arises.

A schoolteacher or professor cannot educate individuals, he educates only species.

Man is a masterpiece of creation, if only because no amount of determinism can prevent him from believing that he acts as a free being.

Men still have to be governed by deception.

Man is to be found in reason, God in the passions.

With a pen in my hand I have successfully stormed bulwarks from which others armed with sword and excommunication have been repulsed.