To our strongest impulse, to the tyrant in us, not only our reason but also our conscience yields.

What is the ape to man? A laughing-stock or a painful embarrassment. And just that shall man be for the superman: a laughing-stock or a painful embarrassment.

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.

Philosophers are in the habit of setting themselves before life and experience.

The lonely one offers his hand too quickly to whomever he encounters.

I still live, I still think: I still have to live, for I still have to think.

For both parties in a controversy, the most disagreeable way of retaliating is to be vexed and silent; for the aggressor usually regards the silence as a sign of contempt.