This book is a translation of "Dao De Jing" (in pinyin, the official phonetic), which means "The book and the way of virtue." This is a true "bible" of Taoism, absolutely read if you are interested in this line of thinking of ancient China. These phrases certainly difficult to understand for some, you enchant by their sense, the reflections they cause, and you expose another between the theory of "non-action" (wu wei). However, it is interesting to complete this purchase "History of Chinese Thought" Anne Cheng, who certainly allow you to better understand the foundations and contradictions of the "Dao De Jing". CONCLUSION: A MUST READ !!!