第一、要掌握阶级和阶级斗争的观点，运用阶级分析的方法。因为在阶级社会中，人都是划分为阶级的，人们从事政治、经济、文化等各种活动，都是代表其所属阶级利益的。各种事件也都具有一定的阶级性。以商鞅变法为例，要了解其性质、作用、影响等，只有运用阶级分析方法，引导 First, we must grasp the viewpoint of class and class struggle and apply the method of class analysis. Because in a class society people are divided into classes, people engaged in various activities such as politics, economy and culture represent the interests of the class to which they belong. All kinds of events are also of a certain class. Shang Yang, for example, to change the law, to understand its nature, role, influence, etc., only by using class analysis, guidance