Everything happens for a reason, and there must be a result. The next sentence is that when something goes wrong, there must be a demon, which means that everything has its inevitability and contingency, and everything should have a reason for happening. Some seemingly unreasonable things happen for a reason. Without wind, there would be no waves. Everything happens for a reason.

From Ji Xiaolan's "Yueweitang Notes", which was written in the form of notes by Ji Yun, who was a scholar in the Hanlin Academy of the Qing Dynasty, between the fifty-fourth year of Qianlong (1789) and the third year of Jiaqing (1798). A short story written in classical Chinese. In terms of time, "Yuewei Thatched Cottage Notes" mainly collects and compiles various folk tales about foxes, ghosts and gods, karma and retribution, admonishing good and punishing evil, etc. that were circulated around the time, or strange anecdotes heard personally; in space Geographically, it covers the whole of China, as far away as Urumqi, Yining, Yunnan and Guizhou.