Truth is a mobile army of metaphors, metonyms, anthropomorphisms, in short a sum of human relations which have been subjected to poetic and rhetorical intensification, translation and decoration […]; truths are illusions of which we have forgotten that they are illusions, metaphors which have become worn by frequent use and have lost all sensuous vigour […]. Yet we still do not know where the drive to truth comes from, for so far we have only heard about the obligation to be truthful which society imposes in order to exist" from, "On Truth and Lying in a Non-Moral Sense".

There are men who desire power simply for the sake of the happiness it will bring; these belong chiefly to political parties.

We ought to face our destiny with courage.

What is good? All that enhances the feeling of power, the Will to Power, and power itself in man. What is bad? — All that proceeds from weakness. What is happiness? — The feeling that power is increasing — that resistance has been overcome.

That which intoxicates, the sensually ecstatic, the sudden surprise, the urge to be profoundly stirred at any price -- dreadful tendencies!

What was silent in the father speaks in the son, and often I found in the son the unveiled secret of the father.

Astrology presupposes that the heavenly bodies are regulated in their movements in harmony with the destiny of mortals: the moral man presupposes that that which concerns himself most nearly must also be the heart and soul of things.