The Refutation of All Heresies, Book 1 is a comprehensive work by Hippolytus, an early Christian theologian and bishop of Rome in the third century. This book is a detailed examination and refutation of various heretical beliefs and practices that were prevalent in the early Christian Church.Hippolytus begins by outlining the basic tenets of the heresies he will be refuting, including Gnosticism, Marcionism, and Valentinianism. He then proceeds to...