Authors:

Sharp and mild, dull and keen, well known and strange, dirty and clean, where both the fool and wise are seen: All this am I, have ever been, - in me dove, snake and swine convene!

Friedrich Nietzsche, Bernard Williams, Josefine Nauckhoff (2001). “Nietzsche: The Gay Science: With a Prelude in German Rhymes and an Appendix of Songs”, p.13, Cambridge University Press
Sharp and mild, dull and keen, well known and strange, dirty and clean, where both the fool and wise are seen: All this am I, have ever been, - in me dove, snake and swine convene!