I climb upon the highest mountains, laughing at all tragedies - whether real or imaginary.

Strength is the morality of the man who stands out from the rest, and it is mine.

We have no organ at all for knowledge, for truth: we know (or believe or imagine) precisely as much as may be useful in the interest of the human herd, the species: and even what is here called usefulness is in the end only a belief, something imagined and perhaps precisely that most fatal piece of stupidity by which we shall one day perish.

What do you believe in?--In this, that the weights of all things must be determined anew.

Art is not merely an imitation of the reality of nature, but in truth a metaphysical supplement to the reality of nature, placed alongside thereof for its conquest.

Against the censurers of brevity. - Something said briefly can be the fruit of much long thought: but the reader who is a novice in this field, and has as yet reflected on it not at all, sees in everything said briefly something embryonic, not without censuring the author for having served him up such immature and unripened fare.

If a man wishes to rid himself of a feeling of unbearable oppression, he may have to take hashish.