Feng Shui is a subject sourced from the Chinese tradition of "persuing auspiciousness and evading disaster". Chinese think that any result is decided by the Yin Yang relationship in the related environment, and developed Feng Shui subject based on the philosophy. Feng Shui subject has already over 3000 years' history. Chinese use it to evaluate Yin Yang relationship between people and environment. Good Feng Shui mean the Yin Yang relationships which are favor to the persons in the related environments.
Chinese divide all the things in universal into five categories according to their natures, and evaluate the Yin Yang relationships between different things according to their natures. They think that the Yin Yang relationship in an environment is the total Yin Yang relationship of all the things in the envrionment. On another side, they adjust Yin Yang relationships with utilizing the natures of the things.
The five natures are characterized as Metal, Wood, Water, Fire and Soil. They are also called as five-characters. Not only concret materials have five-characters, abstract things, such as time, direction, color, mood, etc. have also five-characters. Although the principle of Feng Shui is simple, the application of Feng Shui can be very complicate. However, in the long history of development and application of Feng Shui subject, Chinese have accumulated abundant theories and experiences to maintain/create Good Feng Shui.
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