Beyond Good and Evil (German: Jenseits von Gut und B�se; subtitled 'Prelude to a Philosophy of the Future' (German: Vorspiel einer Philosophie der Zukunft)) is a book by the philosopher Friedrich Nietzsche, first published in 1886. It takes up and expands on the ideas of his previous work, Thus Spoke Zarathustra, but approached from a more critical, polemical direction. In Beyond Good and…