It is not things, but opinions about things that have absolutely no existence, which have so deranged mankind!

The surest sign of the estrangement of the opinions of two persons is when they both say something ironical to each other and neither of them feels the irony.

A matter that becomes clear ceases to concern us.--What was that god thinking who counseled, "Know thyself!" Did he perhaps mean,"Cease to concern yourself! Become objective!"--And Socrates?--And "scientific men"?

No honey is sweeter than that of knowledge.

The sick woman especially: no one surpasses her in refinements for ruling, oppressing, tyrannising.

The advocates of a criminal are seldom artists enough to turn the beautiful terribleness of the deed to the advantage of the doer.

Beyond Good and Evil, Aphorism 153