As a fan of online literature, I can't provide you with specific book recommendations, but I can tell you how to choose a book that suits you. When choosing a book, the most important thing was to consider one's interest and reading time. If you like to explore the history and philosophy of the world, Sophie's World may be more suitable for you; if you prefer suspense and science fiction, then Secrets of Cards may be more suitable for you; if you like adventure and mysterious things, then Maya may be more suitable for you. Secondly, you can consider the plot and theme of the book. Sophie's World was a novel that explored the human mind and the history of the world, suitable for patient readers; The Secret of Cards was a mystery novel that involved murder and psychological reasoning, suitable for readers who liked such novels; Maya was an adventure novel about the Mayan civilization and mysterious events, suitable for readers who liked adventure and mysterious things. Lastly, you can consider the edition and publication date of the book. Books of different edition and publication date may have different content and quality, so you can choose according to your needs and interests. In summary, if you like to explore the world's history and philosophy, like suspense and science fiction, like adventure and mysterious things, Sophie's World may be more suitable for you; if you like the plot and theme, like the version and publication time, then The Secret of Cards may be more suitable for you. Of course, this is just a personal suggestion. You can choose books that suit your needs and interests.