In our monogamous part of the world, to marry means to halve one's rights and double one's duties.

Necessity is the constant scourge of the lower classes, ennui of the higher ones.

Will minus intellect constitutes vulgarity.

That human life must be some kind of mistake is sufficiently proved by the simple observation that man is a compound of needs which are hard to satisfy; that their satisfaction achieves nothing but a painless condition in which he is only given over to boredom . . .

It is only a man's own fundamental thoughts that have truth and life in them.

Man is the only animal who causes pain to others with no other object than wanting to do so.

Whatever folly men commit, be their shortcomings or their vices what they may, let us exercise forbearance; remember that when these faults appear in others it is our follies and vices that we behold.