"When one has finished building one's house, one suddenly realizes that in the process one has learned something that one really ought to have known before beginning."

"The democratic movement is the inheritance of the Christian movement."

"Man is a rope, tied between beast and overman — a rope over an abyss. A dangerous crossing, a dangerous wayfaring, a dangerous looking-back, a dangerous trembling and halting."

"In truth, man is a polluted river. One must be a sea to receive a polluted river without becoming defiled. I bring you the Superman! He is that sea; in him your great contempt can be submerged."

"We are unknown to ourselves, we knowers."