After being highly praised by Cheng Hao and Cheng Yi in the Northern Song Dynasty, Zhu in the Southern Song Dynasty wrote "University Chapters and Sentences", which was finally called "Four Books" together with The Doctrine of the Mean, The Analects of Confucius and Mencius.
There is an important work in Confucian classics, The Book of Rites. Etiquette, etiquette, etiquette records. This book is an anthology of rites and music literature in the pre-Qin, Qin and Han dynasties. A large number of documents came from many people, and Dai Sheng, a doctor of etiquette in the Western Han Dynasty, compiled 49 books. This book, together with Yili and Zhou Li, constitutes the basic etiquette reading after the Western Han Dynasty.
The full text of "University" is only about 2000 words, expounding the purpose of ancient universities. At the beginning of the article, there is a long macro-theory, which is said to be the words of Confucius. Secondly, the explanation of Zeng Shen, a disciple of Confucius, was recorded and sorted out by Zeng Shen's disciples.
Four Books, together with Poetry, Calligraphy, Ceremony, Book of Changes, Spring and Autumn Period and Five Classics, became the basic textbooks officially determined in Ming and Qing Dynasties. It is also the main content of the imperial examination.
References:
People's Network-About "University"
References:
Baidu encyclopedia-university