The surest aid in combating the male's disease of self-contempt is to be loved by a clever woman.

Two great European narcotics, alcohol and Christianity.

What is the seal of liberation? Not to be ashamed in front of oneself.

We are unknown to ourselves, we men of knowledge - and with good reason. We have never sought ourselves - how could it happen that we should ever find ourselves? It has rightly been said: "Where your treasure is, there will your heart be also"; our treasure is where the beehives of our knowledge are.

The abdomen is the reason why man does not readily take himself to be a god.

Every man is a creative cause of what happens, a primum mobile with an original movement.

What is life? A continuous praise and blame.