The IDIOT is a novel by Fyodor Dostoyevsky, first published in 1868. It tells the story of Prince Myshkin, a young man with a kind heart and a strong moral compass, who returns to Russia after spending several years in a Swiss sanatorium. The novel follows Myshkin's struggles to fit into society and his relationships with the characters he meets. It is considered one of Dostoyevsky's greatest works and is widely studied in literature classes.