The essence of education: the essence of education refers to the fundamental feature of education as a social activity that distinguishes it from other social activities, that is, the question of "what is education". It reflects the inherent stipulation of educational activities, that is, the fundamental characteristics of educational activities.
Purpose of education: The purpose of education is to train the educated to become the general requirement of a certain social need. The purpose of education is determined according to the requirements of political, economic, production, cultural and scientific development of a certain society and the physical and mental development of the educated.
Function of education: Educational function refers to the efficacy and function of educational activities, and it is a question of "what education does". The function of education can be roughly divided into personal development function and social development function. The individual development function of education can be divided into two aspects: the individual socialization function and the individual individualization function of education.
Education system: Education system is the combination and unification of education system and educational norms, and consists of education system and educational norms. "Facing modernization, facing the world and facing the future" is the direction of China's education development and the guide of education reform and construction.