说明：  这是我通过对一本书的详细研究后摘取其精华，将那些对我们最有用的内容整理出来，浓缩成10页word。吐血整理了好几天！现在拿出来贡献一下
(This is after a detailed study of the book, I extract the essence, to sort out the most useful content, condensed into 10 word. The hematemesis compiled for several days! Now out to contribute)