本文從「氣」的角度討論《莊子》的生死觀、養生觀、氣與物化觀，並進而臻於修道的神人至人之境界。現代科學實驗逐漸證明「氣」的存在，氣可以增進免疫力，自我修護，更會激發個人的潛能。對於修道者，可藉由「氣」的修習而轉換身心，追求更高 智慧，達於神人、至人之境界。本文從「氣」的角度推論《莊子》的生死觀，氣是決定生死的關鍵，因此養生思想必然重視養「氣」，另一個推論是，練氣使「物化」成為可能，「物化」提供修道者轉換物質能量的理論基礎，因此，「氣」是修道的契機。從這個角度說明神人至人真人的境界不是憑空虛造的想像世界，是有可能實踐的修道之境。因此《莊子》的修道境界是「氣」發揮極致所達到的效果。

This paper researches for “CHI”in “CHUANG TZU”, including of the death-living thought, the health-preserving thought , the ”CHI”and the trans-material thought ,and focuses on the state of the supernatural beings and the best wise man by the effort to cultivate one’s spiritual and religious life. The modern science proves gradually the resist of “CHI”. It is a fact that the “CHI”could improve the immunity from disease, repair our body, and come to arouse man’s potential energy. For the man in effort to cultivate spiritual and religious life, he could practice “CHI-KUNG”to protect the life-transformation in mind and body, to search for wiser life and to reach the supernatural state. This paper researches for the “CHI”in”CHUANG TZU” and proves that is the deciding material for living or die. Result of the theory, one conclusion is that protects “CHI”is the most important thing in the health-preserving thought, the other is that the trans-material thought could be achieved by practicing “CHI”. The theory of the trans-material thought supports to change energy and proves the “CHI”to be the turning point for one’s spiritual and religious life. The conclusion is that human could be reach the state which is the wisest and the most spiritual and religious life. It could be decided to the “CHI”and to the most development of practicing “CHI”.