It is true that The Book of Changes has had a broad and profound impact on, played an important role in Chinese culture and entitled “The greatest work among all Canons” by Confucianists. The Book of Changes was made up with symbols, which can be interpreted in some different ways, so it first used to be thought as a divine superstitious book and later some scholars offered farfetched explanations to it so as to establish their schools. It stands to reason that the Book of Changes was involved in absurd expressions. In fact, the Book of changes is practical and comprehensive, including astronomy, geography, mathematics, philosophy, etc. To explore the philosophy of life in the Book of Changes, I offer my viewpoints by means of the contents of two diagrams, Heaven and Earth Diagrams, as follows: