2. When reading a book, most people must read it carefully first, so that the sentences in the book seem to come from my mouth, and then think carefully, so that the truth seems to come from my heart, so that they can gain something later. As for those who have doubts about the authenticity of the article, there are different opinions, so we should also think modestly and don't rush to determine who is right and who is wrong in various opinions. Let's assume that a statement is listed as a statement separately, and then along the. The train of thought of the article to verify its unobstructed and blocked train of thought. Then those particularly unreasonable statements have turned themselves in before they can be compared with other theories. If we cross-examine and refute each other with everyone's remarks, and then seek the soundness of their truth to verify their correctness or error, then what seems to be right or wrong will also be denied by what the public admits and cannot be established. Generally speaking, stop slowly and observe the development and changes with a calm mind. For example, if you attack hardwood, attack its easy place first and then attack its key point; Untie the tangled rope, put aside the temporarily meaningless places and deal with them slowly.