Cousin Phillis (1864) is a novel by Elizabeth Gaskell about Paul Manning, a youth of seventeen who moves to the country and befriends his mother's family and his second cousin Phillis Holman, who is confused by her own placement at the edge of adolescence. Most critics agree that Cousin Phillis is Gaskell's crowning achievement in the short novel. The story is uncomplicated; its virtues are in the manner of its development and telling. (Summary by Wikipedia)
