"The Triumph of the Defeated" is a fascinating book by the famous Italian writer Ernesto Sabato, which was published in 1968. In this novel, the author tells the story of a man named Juan Pablo Castañeda, who ends up in a mental hospital for a crime he did not commit. The plot of the book develops through interrogations, memories and monologues of the main character, where he talks about his childhood, about the values he lost, about how internal conflicts shape our vision of reality. Due to complex relationships with the environment, the main character tries to understand himself, arrange his life and overcome his own demons. "Triumph of the Defeated" is not only a book about the eternal themes of fate and inner search, but also a skillful psychological thriller that leaves the reader with deep reflections on life and human nature.