He who thinks a great deal is not suited to be a party man: he thinks his way through the party and out the other side too soon.

Iron necessity is a thing which in the course of history men come to see as neither iron nor necessary.

Live so that thou mayest desire to live again - that is thy duty - for in any case thou wilt live again!

Now know I well what people sought formerly above all else when they sought Teachers of virtue. Good sleep they sought for themselves, and poppy-head virtues to promote it! To all those be-lauded sages of the academic chairs, wisdom was sleep Without dreams: they knew no higher significance of life. Even at present, to be sure, there are some like this preacher of virtue, and not always so honorable: but their time is past. And not much longer do they stand: there they already lie. Blessed are those drowsy ones: for they shall soon nod to sleep.-Thus spoke Zarathustra.

The Gay Science, section 108

I can still stand on life's narrowest footing: but who would I be were I to show you this art. Would you like to see a ropedancer?

[Heraclitus] concluded that coming-to-be itself could not be anything evil or unjust.