Why does man not see things? He is himself standing in the way: he conceals things.

Thus I spoke, more and more softly; for I was afraid of my own thoughts and the thoughts behind my thoughts.

Be careful when you cast out your demons that you don’t throw away the best of yourself.

He who has a why to live can bear almost any how.

Speaking generally, punishment hardens and numbs, it produces concentration, it sharpens the consciousness of alienation, it strengthens the power of resistance.

He who fights too long against dragons becomes a dragon himself; and if you gaze too long into the abyss, the abyss will gaze into you.

The best author will be the one who is ashamed to become a writer.