A categories in nature, and biological plant relative. Many organic compounds for foodstuff, neural, feel, can exercise. Zhouli, in situ, the big five "cause the thing living: a yue forest, its animal appropriate thing, and its plant hair." that should be early YeZiJi portion of the grass, the object's view ":" animal BenZhu days, so head skyer and breathing in gas; plant BenZhu land, so the root in the earth or neupogen." MAO dun "has not yet succeeded" : "people exactly is emotional animal ah."