He attacked utilitarianism in "Appearance and Reality," 1893.
The world is the best of all possible worlds, and everything in it is a necessary evil.
The secret of happiness is to admire without desiring. And that is not happiness.
Our live experiences, fixed in aphorisms, stiffen into cold epigrams. Our heart's blood, as we write it, turns to mere dull ink.
It is by a wise economy of nature that those who suffer without change, and whom no one can help, become uninteresting. Yet so it may happen that those who need sympathy the most often attract it the least.
The man who has ceased to fear has ceased to care.