We seldom break a leg as long as we are climbing wearily upwards in our lives, instead we do it when we start going easy on ourselves and choosing the comfortable paths.

One should adpot only those situations in which one is in no need of sham virtues, but rather, like the tight-rope dancer on his tight rope, in which one must either fall or stand--or escape.

You shall not steal! You shall not kill! Such words were once called holy; before them people bowrd their knees and heads, and removed their shoes. But I ask you: where have there ever been better thieves and killers in the world than such holy words have been? Is there not in all of life itself - robbing and killing? And when such words were called holy, was not truth itself thereby - killed?

That which does not kill us makes us stronger.

Idleness is the parent of psychology.

However unchristian it may seem, I do not even bear any ill feeling towards myself.

[Heraclitus had] the highest form of pride [stemming] from a certainty of belief in the truth as grasped by himself alone. He brings this form, by its excessive development, into a sublime pathos by involuntary identification of himself with his truth.