A very popular error: having the courage of one's convictions; rather it is a matter of having the courage for an attack on one's convictions.
Friedrich NietzscheThe most unambiguous sign that a person holds men in low esteem is this, that he either acknowledges them merely as means to his ends or does not acknowledge them at all.
Friedrich NietzscheZarathustra was the first to consider the fight of good and evil the very wheel in the machinery of things: the transposition of morality into the metaphysical realm, as a force, cause, and end in itself, is his work. [...] Zarathustra created this most calamitous error, morality; consequently, he must also be the first to recognize it.
Friedrich Nietzsche