Confucius' great contributions in the history of education are various: (1) He first put forward the important role of education in social development and human development, and emphasized the importance of education; He founded a large-scale private school, opened the wind of private school, changed the situation of "learning in the official" and became the pioneer of a hundred schools of thought; Implement the policy of "no education for all", expand the scope of education, and transfer culture and education to civilians; Cultivate gentlemen politically, advocate "learning officials" and prepare conditions for feudal bureaucratic political reform. (2) Pay attention to the inheritance and arrangement of ancient culture, compile teaching materials such as poems, books, rites, yue, Yi, Spring and Autumn, and preserve the ancient culture of China. (3) Summing up the practical experience of education, creating new teaching methods and emphasizing the teaching theory of combining learning, thinking and doing; Advocate heuristic teaching and cultivate students' thinking ability. (4) Teaching students in accordance with their aptitude, giving full play to their personal specialties and cultivating all kinds of talents; Attach importance to moral education, take "benevolence" as the highest moral criterion, and encourage people to improve their moral level. (5) Put forward the important principles that should be followed in moral cultivation. Pay attention to determination and define the direction of life; Try to walk on the golden mean, consciously check your thoughts and make corrections. (6) Teachers are required to have good professional ethics, never tire of learning, never tire of teaching and set an example. He conscientiously summed up his educational experience and put forward many original ideas, which became a valuable educational heritage of the Chinese nation and had a great historical impact. (7) Kong Qiu's thoughts and theories profoundly influenced the politics, economy and culture of feudal times in China, including both positive and negative factors, which played different roles in different historical stages. In the rising period of feudal society, it was used to serve the consolidation of feudal system and played a positive role in social development. When the feudal society was in decline, it was used to maintain the feudal system and played a negative role in social development.