Friedrich Nietzsche: * 15. October 1844 in Röcken; † 25. August 1900 in Weimar.

Also sprach Zarathustra (Untertitel Ein Buch für Alle und Keinen, 1883–1885).

Nietzsche was a German classical philologist. After his death his writings make him a world-famous philosopher. His philosophy is centered on a positivism towards his life. His work contains sharp criticisms of morality, religion, philosophy, science and forms of art. Through a mental illness, he was no longer able to witness his popularity.