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.

I want to know whether you are a person devoted to creating or to exchanging in some respect or other: as a creator you belong tothe free, as an exchanger you are their slave and instrument.

It takes just such painful and terrible things to occur for the great emancipation to take place.

I fear animals regard man as a creature of their own kind which has in a highly dangerous fashion lost its healthy animal reason - as the mad animal, as the laughing animal, as the weeping animal, as the unhappy animal.

Wherever I found a living creature, there I found the will to power.

God remains dead. And we have killed him. Yet his shadow still looms. How shall we comfort ourselves, the murderers of all murderers?

Without forgetting it is quite impossible to live at all.