Confucius initiated the wind of private schools and advocated benevolence, righteousness, courtesy, wisdom and faith. There are 3,000 disciples, including 72 sages. He led some disciples around the world for thirteen years.

In his later years, he revised the Six Classics of Poetry, Book, Rite, Music, Yijing and Chunqiu. After the death of Confucius, his disciples and re-disciples recorded the words, deeds and thoughts of Confucius and his disciples and compiled The Analects, which was regarded as a Confucian classic.

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Confucius put forward for the first time in the history of China that people's natural qualities are similar, and the differences in personality are mainly influenced by acquired education and social environment. Therefore, everyone can be educated and everyone should be educated.

He advocated teaching without discrimination, establishing private schools and enrolling more students, which broke the monopoly of slave owners and nobles on school education and expanded the scope of education to civilians, conforming to the trend of social development at that time.

He advocates learning to be an official, and learning to be an official. The purpose of his education is to cultivate political gentlemen, and gentlemen must have high moral quality, so Confucius emphasized that school education must put moral education first.

Baidu encyclopedia-Confucius