“和”是中国哲学史上一个重要的哲学范畴。“和”有三层含义:一是关系范畴,“和”表示不同事物或对立物之间的有机统一;二是方法论,“和”表示人们在实践中的一种处事方法和原则;三是价值范畴,“和”是古人一贯追求的人格理想、社会理想和道德理想。 “And ” is an important philosophical category in the history of Chinese philosophy. “And ” has three meanings: First, the scope of the relationship, “and ” said the different things or the organic unity between the opposite; second is the methodology, “and ” that people in practice a method of doing things And principle; third, the category of value, “and” are the ideals of personality, social ideals and moral ideals the ancients always pursue.