That which does not kill us makes us stronger.

Judgments, value judgments concerning life, for or against, can in the last resort never be true: they possess value only as symptoms, they come into consideration only as symptoms - in themselves such judgments are stupidities.

If one uses one's intellect to become master over the unlimited emotions, it may produce a sorry and diversionary effect upon the intellect.

We laugh at a man who, stepping out of his room at the very minute when the sun is rising, says, “It is my will that the sun shall rise”; or at him who, unable to stop a wheel, says, “I wish it to roll”; or, again, at him who, thrown in a wrestling match, says, “Here I lie, but here I wish to lie.” But, joking apart, do we not act like one of these three persons whenever we use the expression “I wish”?

An attack on the roots of passion means an attack on the roots of life.

The truth is ugly: we have art so as not to perish from the truth.

"State," I call it, where they all drink poison, the good and the wicked; "state," where they all lose themselves, the good and the wicked; "state," where they all call their slow suicide-"life."