There are instances when we are like horses, we psychologists, and grow restless: we see our own shadow wavering up and down before us. A psychologist must look away from himself in order to see anything at all.

Possessions are usually diminished by possession.

A little poison now and then: that makes for pleasant dreams. And a lot of poison at the end, for a pleasant death.

The refinement of morality increases together with the refinement of fear. Today the fear of disagreeable feelings in other people is almost the strongest of our own disagreeable feelings.

Man is something to be surpassed.

Assuming that we have trained our imagination to denounce the past, we will not suffer much from unfulfilled wishes.

Is man merely a mistake of God's? Or God merely a mistake of man?