Anti-theses.- The most senile thing ever thought about man is contained in the celebrated saying 'the ego is always hateful'; the most childish is the even more celebrated 'love thy neighbor as thyself'. - In the former, knowledge of human nature has ceased, in the latter it has not yet even begun.
Behold! I am weary of my wisdom, like the bee that has gathered too much honey; I need hands outstretched to take it from me. I wish to spread it and bestow it, until the wise have once more become joyous in their folly, and the poor happy in their riches.
Verily, a polluted stream is man. One must actually be a sea to take in a polluted stream without becoming impure. Behold, I teach you the superman: he is the this sea, in him can your great contempt go under.
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.
Man is at his furthest remove from the animal as a child, his intellect most human. With his fifteenth year and puberty he comes astep closer to the animal; with the sense of possessions of his thirties (the median line between laziness and greediness), still another step. In his sixtieth year of life he frequently loses his modesty as well, then the septuagenarian steps up to us as a completely unmasked beast: one need only look at the eyes and the teeth.
Every man who has declared that some other man is an ass or a scoundrel, gets angry when the other man conclusively shows that the assertion was erroneous.