The rights a man arrogates to himself are related to the duties he imposes on himself, to the tasks to which he feels equal. The great majority of men have no right to existence, but are a misfortune to higher men.
Thus strength is afforded by good and thorough customs, thus is learnt the subjection of the individual, and strenuousness of character becomes a birth gift and afterwards is fostered as a habit.
My formula for greatness in a human being is amor fati: that one wants nothing to be different, not forward, not backward, not in all eternity. Not merely bear what is necessary, still less conceal it—all idealism is mendaciousness in the face of what is necessary—but love it