Zarathustra 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 NietzscheBut anyone who has really made sacrifices knows that he wanted and got something in return perhaps something for something of himself - that he gave up in order to have more here or at least to feel that he has "more".
Friedrich Nietzsche