You should seek your enemy, you should wage your war - a war for your opinions. And when your opinion is defeatedy our honesty should still cry triumph over that!

A little poison now and then: that makes for pleasant dreams. And a lot of poison at the end, for a pleasant death.

... hitherto we have been permitted to seek beauty only in the morally good - a fact which sufficiently accounts for our having found so little of it and having had to seek about for imaginary beauties without backbone! - As surely as the wicked enjoy a hundred kinds of happiness of which the virtuous have no inkling, so too they possess a hundred kinds of beauty; and many of them have not yet been discovered.

Enjoyment and innocence are the most bashful things: both do not want to be sought.

What is new, however, is always evil, being that which wants to conquer and overthrow the old boundary markers and the old pieties; and only what is old is good. The good men are in all ages those who dig the old thoughts, digging deep and getting them to bear fruit - the farmers of the spirit. But eventually all land is depleted, and the ploughshare of evil must come again and again.

Pathetic attitudes are not in keeping with greatness.

There are few pains so grievous as to have seen, divined, or experienced how an exceptional man has missed his way and deteriorated