Every talent must unfold itself in fighting.

The so-called paradoxes of an author, to which a reader takes exception, often exist not in the author's book at all, but rather in the reader's head.

Supposing truth is a woman -- what then?

Growth in wisdom can be measured precisely by decline in bile.

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!

Everyone carries within himself an image of womanliness derived from his mother: it is this that determines whether, on the whole,he will revere women, or despise them, or remain generally indifferent to them.

It is not conflict of opinions that has made history so violent but conflict of belief in opinions, that is to say conflict of convictions.