To become the founder of a new religion one must be psychologically infallible in one's knowledge of a certain average type of souls who have not yet recognized that they belong together.

A book calls for pen, ink, and a writing desk; today the rule is that pen, ink, and a writing desk call for a book.

Go through the towns and ask yourselves whether these people should reproduce! Let them go to their whores!

From passions grow opinions; intellectual laziness lets these harden into convictions.

For our self respect depends upon our ability to make requital, for good or for evil.

When death brings at last the desired forgetfulness, it abolishes life and being together, and sets the seal on the knowledge that "being" is merely a continual "has been," a thing that lives by denying and destroying and contradicting itself.

You say that I should be your teacher! See to it that I am your pinion and not your brake.