Once the decision has been made, close your ear even to the best counter argument: sign of a strong character. Thus an occasional will to stupidity.
Friedrich NietzscheEverything good is the transmutation of something evil: every god has a devil for a father.
Friedrich NietzscheWhether a man hides his bad qualities and vices or confesses them openly, his vanity wants to gain an advantage by it in both cases: just note how subtly he distinguishes between those he will hide his bad qualities from and those he will face honestly and candidly.
Friedrich Nietzsche