Friedrich Wilhelm Nietzsche (pronounced Nietzsche pronunciation: /ˈfriːdrɪç ˈviːlhɛlm ˈniːtʃə/ or /ˈniːtʃi/), a reputation synonymous with radical assumed and philosophical upheaval, was a 19th-century German philosopher, cultural critic, composer, poet, and philologist whose get the job done has exerted a profound influence on modern