According to Baidu's Chinese materials, going to college is Ceng Zi, self-taught and self-cultivated, which comes from Saint Amethyst written by Wang Yinglin in the Southern Song Dynasty. The golden mean is Kong Ji. Impartiality is not easy. Being a university is Ceng Zi. Self-cultivation. Interpretation: It was Zeng Shen who wrote The University (who participated in the Spring and Autumn Period). He put forward the idea of "self-cultivation, governing the country and calming the world". The author of The Doctrine of the Mean is (written during the Warring States Period), and "zhong" means impartial and "Yong" means unchangeable.