Da Xue was originally the forty-second article of the Book of Rites, a Confucian work before and after Qin and Han Dynasties. Speaking of Ceng Zi. It puts forward three programs: to be moral, to be close to the people and to stop at perfection, and eight items: to respect things, to know, to be honest, to be upright, to cultivate one's morality, to keep the family in order, to govern the country and to level the world. In Song Dynasty, Cheng Hao and Cheng Yi brothers extracted from The Book of Rites to match The Analects of Confucius, Mencius and The Doctrine of the Mean. During the Southern Song Dynasty (1174-1189), Zhu wrote Notes on Four Books, which were called "Four Books" together with The Doctrine of the Mean, The Analects of Confucius and Mencius.