What good is a book that does not even transport us beyond all books?

Even the pluckiest among us has but seldom the courage of what he really knows.

One thing a man must have: either a naturally light disposition or a disposition lightened by art and knowledge.

On all the walls, wherever walls exist, I will inscribe this eternal indictment of Christianity--I have letters to make even blindmen see.... I call Christianity the single great curse, the single great innermost depravity, the single great instinct of revenge, for which no means is poisonous, secretive, subterranean, small enough--I call it mankind's single immortal blemish.... And we reckon time from the dies nefastus with which this calamity arose--following Christianity's first day!--Why not following its last day, instead?--Following today?--Transvaluation of all values!

Weariness that wants to reach the ultimate with one leap, with one fatal leap, a poor ignorant weariness that does not want to want any more: this created all gods and afterworlds.

When you look into an abyss, the abyss also looks into you.

Science ... has no consideration for ultimate purposes, any more than Nature has, but just as the latter occasionally achieves things of the greatest suitableness without intending to do so, so also true science, as the imitator of nature in ideas, will occasionally and in many ways further the usefulness and welfare of man,-but also without intending to do so.