Artists have a right to be modest and a duty to be vain.

Hate must make a man productive. Otherwise one might as well love.

I knew a man who carried his education in his vest pocket because there was more room there than in his head.

Sexuality poorly repressed unsettles some families; well repressed, it unsettles the whole world.

In Berlin, things are serious but not hopeless. In Vienna, they are hopeless but not serious.

Let language be the divining rod that finds the sources of thought.

Moral responsibility is what is lacking in a man when he demands it of a woman.