Friedrich Nietzsche

On the Genealogy of Morality: A Polemic is a 1887 book by German philosopher Friedrich Nietzsche. It consists of a preface and three interrelated essays that expand and follow through on doctrines Nietzsche sketched out in Beyond Good and Evil. The three Abhandlungen trace episodes in the evolution of moral concepts …

Twilight of the Idols, or, How to Philosophize with a Hammer is a book by Friedrich Nietzsche, written in 1888, and published in 1889.