Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.

It is always "Youth, youth," when there is nothing else to be said.

Ah, Caviar! I keep on eating it, but can never get my fill. Like olives. It's a lucky thing it's not salty.

One can prove or refute anything at all with words. Soon people will perfect language technology to such an extent that they'll be proving with mathematical precision that twice two is seven.

The more refined one is, the more unhappy.

Dear, sweet, unforgettable childhood! Why does this irrevocable time, forever departed, seem brighter, more festive and richer than it actually was?

Reason and justice tell me there's more love for humanity in electricity and steam than in chastity and vegetarianism.