If a woman seeks education it is probably because her sexual apparatus is malfunctioning.

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.

I know no other way to associate with great tasks than as play: as a sign of greatness, this is an essential presupposition.

My formula for greatness in a human being is amor fati: that one wants nothing to be other than it is, not in the future, not in the past, not in all eternity.

Never to read another book that was born and baptized (with ink) at the same time.

The degree and kind of a man's sexuality reach up into the ultimate pinnacle of his spirit.

The greatest progress that the human race has made lies in learning how to make correct inferences.