1. The argument technique is unique. The classic argumentation-refutation-argumentation writing technique is adopted in Guo Qin Theory, which helps to clarify the viewpoint of the paper and shows the author's serious attitude of deep thinking.

2. The logic is strict and comprehensive. In the process of argumentation of Qin Lun, besides discussing problems from several angles, on the basis of dialectical analysis, it also reveals the multiplicity and relativity of things, which has irresistible logical argumentation.