The ancients combined the changes observed in nature with the changes in personnel and society, and thought that there was some internal connection between them, which could be summarized and inferred by magic numbers. So use tricks to speculate on the fate of individuals and even countries. Huangdi Neijing-Su Wen-Gu Naive: "The ancient people, who knows, learned from Yin and Yang and learned from numbers." The range of artistic figures in Han Shu Literature and Art Annals includes astronomy, genealogy, five elements, tortoise, miscellaneous trades and morphology. China Fang Shu Dictionary contains all the people who use this theory to test their skills. Such as astrology, divination, Liu Ren, Daoism, fortune-telling, word-breaking, classes, geomantic omen, date selection and so on.
At present, relatively complete, commonly used and influential techniques are as follows: horoscope, physiognomy, geomantic omen, astrology, lucky selection, six-hexagram test, Daoism, Liu Ren and so on.
Eight-character method: also known as "four-column pushing method", it originated from Li's method in Tang Dynasty and was invented in Song Dynasty, so it is also called "Ziping method". This is a magical way to test a person's fate. Its method is to correspond the year, month, day and hour of a person's birth with heavenly stems and earthly branches, so that only eight words are needed to describe a person's birth. This is a life-span measurement that transforms a person's birth time into tree trunks and branches, and then brings it into the yin-yang five-element system in the tree trunks and branches for complex calculation (this operation is not what we usually call "addition, subtraction, multiplication and division", but "birth control"). The eight-character method is still the most popular way of life in Chinese mainland.
Physiognomy: physiognomy is divided into face, palm, bone, body, breast and voice. In Chinese mainland, physiognomy is almost as popular among the people as horoscope.
Geomantic omen: It was named after emphasizing the use of "sheltering from the wind and hiding water", and was also called "geomantic omen theory" or "geography" in ancient times. If the constellation, face, etc. It's all a kind of fortune-telling magic, and Feng Shui is a kind of fortune-making magic. It is divided into two application categories: "Yang Zhai Shu" and "Yin Zhai Shu". Yang Zhai Shu is to look at the quality of the house you live in and help people choose a house. The art of yin house is to look at the graves of the dead and help people choose graves. Of course, there are many tricks to change people's luck, such as opening doors, changing houses, raising fish, diverting water and planting trees.