Abstract
The origin of the Natural Qi theory is very early. The ancestors observed the operation of nature and applied it to life and politics. Opposing supersitition is a objective way of thinking. The thinkers of the Natural Qi theory of the Han Dynasty are represented by Huan Tan,Wang Chong,Wang Fu,and Xun Yue. Through are discussion of the four ideas, the characteristics of the Natural Qi theory of the Han Dynasty and its influence on later generations are presented. It is hoped that through the study and analysis of these classic can understand its characteristic. Exploring the relationship between heaven and man from the perspective of Natural Qi theory.
Key Word: Qi,Natural Qi,Han Dynasty,Huan Tan,Wang Chong,Wang Fu, Xun Yue,Xin Lun ,Lun Heng, Qian Fu Lun ,Shen Jian