"The Classic of Mountains and Seas": Dragons fight in the wild, and all beasts are destroyed. Destined destiny, the sea of people is boundless, with justice on one side and evil on the other, familiar right and wrong, all good and all evil, no boundaries.
"Xuanhuangzi", dragons fight in the wild, the northern sky is snowing, the southern sky is dry, and life is destroyed. The so-called good and evil, great good and great evil, there is no good or evil.