He will also spend 1-2 on a topic (for example, his eight paradigms, iris, chasing dreams. Pay tribute to Shi Tiesheng, Sima Zichang, a rich man in his hometown, and tell me how to describe the details and how to write a composition in a down-to-earth and simple way. There is a very useful skill in this, that is, the method of changing seconds. This idea also shocked me at first.