If you are considering marriage, ask yourself one question: Will I still enjoy talking with her when I'm old?

That lies should be necessary to life is part and parcel of the terrible and questionable character of existence.

Modern marriage has lost its meaning--consequently it is being abolished.

One who is publicly honest about himself ends up by priding himself somewhat on this honesty: for he knows only too well why he is honest-for the same reasons another person prefers illusion and dissimulation.

[Heraclitus' language] dispenses with lightness and artificial decoration, foremost out of disgust for humanity and out of [his own] defiant feeling.

The unselective knowledge drive resembles the indiscriminate sexual drive--signs of vulgarity!

I know no other way to associate with great tasks than as play: as a sign of greatness, this is an essential presupposition.