This paper expounds the internalization and externalization of ideological and political education,the dialectical relations between internalization and externalization,and the significance of realizing the unity of internalization and externalization pertinence.It illustrates that improving the ideological and political education should be adequately,comprehensively and identically reflected in the two stages of ideological and political education of the internalization and externalization,and it is the prerequisite to achieve the effectiveness of ideological and political education.