Plotinus: V2 The Ethical Treatises is a book that contains the treatises of the first Ennead by Plotinus, along with Porphyry's Life of Plotinus and the Preller-Ritter extracts. The first Ennead is a collection of six treatises that focus on ethics and the nature of the soul. The book also includes a biography of Plotinus written by Porphyry, one of his students, which provides insight into the philosopher's life and teachings. The Preller-Ritter...