1, first establish an argument. This paper focuses on this argument. The statement that "opening a book is beneficial" can neither be completely denied nor completely refuted; It is also inappropriate to be sure of everything and write a paper. Because this statement has its right side. There are also some places that are not comprehensive enough. We should adopt the method of "splitting into two" to analyze this view, affirm its beneficial side, deny its harmful side, and sum up the correct argument from it. Only in this way can we make a factual evaluation of this statement and finally achieve the purpose of convincing people by reasoning.

2. Analyze with the method of "one divides into two" to prevent such a problem: self-contradiction. In an instant, opening the book is beneficial, and in an instant, opening the book is harmful and confusing. In order to avoid this phenomenon, it is necessary to point out the connection between the two in the article in order to truly explain the truth.