"Xiang" is a Chinese character, used by Laozi, which means one of the biographies of Yi. Interpretation of divinatory symbols according to divinatory symbols. Avenue, common sense. This is a celestial phenomenon. Always refers to astronomical phenomena such as the movement of the sun, the moon and the stars, and sometimes also refers to meteorological phenomena. Animal name. That is to say.

From Laozi: "Hold an elephant and the world will go." "Elephants are invisible." Wang Bi's note: "Elephants are also the mother of astronomical phenomena." "There are tangible points, those who are not warm are inflamed, those who are not inflamed are cold, like non-elephant."

Laozi is a philosophical work of Laozi (Li Er) in the Spring and Autumn Period, a work before the separation of pre-Qin philosophers in ancient China, and an important source of Taoist philosophy. Tao Te Ching is divided into two parts. The first part of the original text is the Tao Te Ching, and the second part is the Tao Te Ching, without chapters. Later, it was changed to the Tao Te Ching in the first 37 chapters, and the Tao Te Ching in the last 38 chapters, divided into 8 1 chapters.

The text of Tao Te Ching takes "morality" in the philosophical sense as the main line, and discusses the ways of self-cultivation, governing the country, using troops and keeping in good health, but most of them aim at politics. It is the so-called "inner sage and outer king" theory, which has profound meaning and wide tolerance and is known as the king of all classics.