What's the difference between the Book of Changes and the eight characters? What role can it play?

The Book of Changes is very different from the eight characters.

The Book of Changes is an ancient classic that explains the changes of everything in the world and a profound dialectical philosophical work. Including Lianshan, Ghost Stories and Zhouyi, of which Lianshan and Ghost Stories have been lost and only Zhouyi exists in the world.

The Book of Changes contains simple and profound natural laws and harmonious dialectical thoughts, and is the crystallization of the wisdom of the Chinese nation for 5,000 years. [1] He understood and grasped the world from a holistic perspective, and regarded man and nature as an organic whole with mutual induction, that is, "harmony between man and nature".

The Book of Changes has long been used as a "soothsayer". "Divination" is to predict the development of future events, and The Book of Changes is a book that summarizes the laws and theories of these predictions.

The Book of Changes, known as the head of ten thousand classics and the source of avenues, is the general program of China traditional culture. All-encompassing, it is an outstanding representative of Chinese culture; Vast, subtle and all-encompassing, it is also the source of Chinese civilization. Its content involves philosophy, politics, life, literature, art, science and many other fields, and it is a common classic of Confucianism and Taoism.

Constellation, or date of birth, is a person's date of birth. Annual stems and branches form annual columns, monthly stems and branches form monthly columns, daily stems and branches form daily columns, and seasonal stems and branches form hourly columns; A total of four pillars, four stems and four branches, a total of eight words, so it is also called four pillars and eight characters. Eight-character numerology is a kind of knowledge that infers people's career, marriage, wealth, study, health and other things according to the theories of trunk and branch calendar, yin and yang and five elements. Also called Fan Fortune-telling, it is a fortune-telling method with a long history in China.