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.
Every living body continuously eliminates feces, it rejects what is not serviceable to the assimilating organism: what man despises, what arouses his disgust, what he calls evil, are excrements.
Man is very well defended against himself... The actual fortress is inaccessible, even invisible to him, unless his friends and enemies play the traitor and conduct him in by a secret path.
I teach you the Overman. Man is something that shall be overcome. What have you done to overcome him? ... The time has come for man to set himself a goal. The time has come to plant the seed to his highest hope.
It has therewith come to be recognized that the history of moral valuations is at the same time the history of an error, the error of responsibility, which is based upon the error of the freedom of will.