The era of value diversification requires knowledge teaching to move towards meaning integration.In teaching,the cognitive standard conflict of knowledge meaning and the deviation of constructive behavior result in the incompleteness of knowledge meaning.Facing the dilemma of the duality between knowledge and its forms in teaching epistemology,the social realism of knowledge promotes the appreciation of knowledge meaning,and correctly treats the dialectical relationship between textual meaning and spiritual meaning,i.e.,the value-added of knowledge meaning is spiritual freedom mediated by know...