Friedrich Wilhelm Nietzsche, Thomas Wayne (2004). “Ecce Homo: How One Becomes what One is; The Antichrist: a Curse on Christianity”, p.135, Algora Publishing
Friedrich Nietzsche, Bernard Williams, Josefine Nauckhoff (2001). “Nietzsche: The Gay Science: With a Prelude in German Rhymes and an Appendix of Songs”, p.199, Cambridge University Press