Where neither love nor hatred is in the game, a woman's game is mediocre.

Among human beings there is no greater banality than death. Second in order, because it is possible to die without being born, comes birth, and next comes marriage.

You lovers of knowledge! So what have you done out of your love of knowledge up to now? Have you already stolen and murdered so as to know how a thief and a murderer feels?

The same relation exists between merchant and pirate, who for a long period are one and the same person: where the one function appears to them inadvisable, they exercise the other.

There are ages in which the rational man and the intuitive man stand side by side, the one in fear of intuition, the other with scorn for abstraction. The latter is just as irrational as the former is inartistic.

One has to pay dearly for immortality; one has to die several times while one is still alive.

Childhood and youth are ends in themselves, not stages.