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Clear air rises, turbid air descends, If someone can refine the pure and remove the turbid, and become an immortal, there must be things accumulating filth and decay, and the bones will become evil. Purity and turbidity are conserved, and this is the way of Yin and Yang. ... Li Hu cultivated immortality at the age of three, asked questions at the age of five, and formed elixirs at the age of nine. You will live forever at twenty, I thought I was successful, but today I opened my eyes and saw, Damn it! Why have I become evil!