Twenty-year-olds should read books that can stimulate their thinking and expand their knowledge. For details, you can refer to the following suggestions: 1 Alive-Yu Hua: This book is a realistic novel about the life of an ordinary farmer. It reflects many periods in the history of Chinese society and can give people a deep understanding of the life and culture of Chinese rural areas. 2 The Little Prince-Antoine de Saint-Exupéry: This book is an eternal fairy tale about a little prince who set off from his own planet and experienced a series of adventures and growth. It can make people think about the true meaning of life and friendship. 3 " One Hundred Years of Solitude "-Garcia Márquez: This book is a magical realism novel that tells the story of a family of seven generations. It reflects the history and culture of Latin-America and can give people a deep understanding of Latin-American culture and human nature. 4 The Great Gatsby-F. Scott F. Scott: This book is a novel about the United States in the 1920s. It tells a story about love and wealth, which can make people reflect on human nature and social phenomena. 5 " Ordinary World "-Lu Yao: This book is a novel about rural China. It tells the story of an ordinary person's growth and struggle. It can let people understand the life and humanity of rural China. These are some books suitable for 20-year-olds to read, which can help expand their knowledge, stimulate their thinking, and shape their outlook on life and values. Of course, in addition to reading books, he could also pay more attention to some excellent literary works. He could read more and think more to continuously improve his literary attainments.