This is a difficult question to answer because the most worthwhile books in the world vary from person to person, depending on one's interests and reading needs. However, here are some books that are widely regarded as very valuable: 1 Harry Potter and the Sorcerer's Stone by Rowling 2 Journey to the West by Wu Chengen 3 Water Margins-by Shi Nai 'an Dream of the Red Chamber by Cao Xueqin 5 The Scholars-Wu Jingzi These books were all classics of Chinese literature and were widely regarded as very valuable reading materials. However, everyone's reading needs and interests were different, so the books that were most suitable for them would vary from person to person.