I too have been in the underworld, as was Odysseus, and I will often be there again; not only sheep have I sacrificed so as to be able to speak with a few dead souls, but neither have I spared my own blood as well.
Friedrich Nietzsche (1844–1900), German philosopher, classical scholar, critic of culture. Friedrich Nietzsche, Sämtliche Werke: Kritische Studienausgabe, vol. 2, p. 533, eds. Giorgio Colli and Mazzino Montinari, Berlin, de Gruyter (1980). Mixed Opinions and Maxims, aphorism 408 (1879).