"On the Genealogy of Morals" (German: Zur Genealogie der Moral) is one of Friedrich Nietzsche's most influential works, published in 1887. It is a collection of three essays that delve into the origins and meanings of our moral concepts, values, and systems. Nietzsche critically examines traditional morality and challenges deeply ingrained assumptions about guilt, justice, and the human condition.

Nietzsche's On the Genealogy of Morals is a cornerstone of modern philosophy, offering a radical critique of morality and its origins. It challenges readers to question deeply held beliefs about good, evil, and the nature of humanity. The book has had a profound influence on existentialism, psychoanalysis, and critical theory.