Paul was a common character in many novels and literary works, such as Harry Potter series, Lord of the Rings, and The Catcher in the Rye. In these works, Paul was usually a brave, strong, and loyal character with some special abilities or experiences. He became the friend, ally, or enemy of the protagonist or other important characters. Paul's image was often associated with some moral values or philosophy of life, becoming an important theme and symbol in literary works.