The important ideology of conforming to climate and protecting natural environment in Chang an culture is based on the concept of harmony between man and nature in Daoist culture of Dao Fa Zi Ran.

" Governance through timing embodies the survival principle of learning from nature and abiding by the law of nature and reflects the view of cosmos and value of "harmony between man and nature" of the ancient Chinese.

Harmony Between Heaven and Man and Conversion of Legal Value Orientation

Since Emperor of Huang s advocate of "economizing water,firewood and substance material",Chinese traditional culture always embodied the view of "harmony between heaven and man",which played an active part in the sustenance and development of the Chinese nation and country.

Written more 3000 years ago, the Book of Songs expressed our ancestry s aesthetic pursuit of “harmony between heaven and men”, the basic idea of which was a “longing” to be “in harmony with heaven and land”.

The ancient Chinese philosophy has a deep influence not only on the Chinese culture, but also on a kind of traditional Wushu-Taiji boxing, which is shown mainly in, the theory of Tao, the theory about the combination of nature and human being, and Taiji theory.