Exploring the nature of the question of truth must have a correct approach

In order to promote the development of the theory,first of all,we should know how to evaluate and understand the popular point of view, and then is the methodology of exploring the issue of truth,and the last is the essence of truth.To explore the nature of truth, we must follow the principle of practicality, the level of principle, the principle of basic requirement of human nature and methodology of the principle,we should understand the nature of the issue of truth from two perspectives,one is the basic problem of truth ownership,the other is the relationship between the truth and fallacy.