Zhang Zai appears in the sixth episode of China in Classics. Zhang Zai (1020-December 6, 1077), named Zihou, was born in Daliang (now Kaifeng, Henan) and was born in Chang'an ( Today's Xi'an, Shaanxi Province), he later lived in Hengqu Town, Mei County, Fengxiang (now Hengqu Town, Mei County, Shaanxi Province), where he settled down and gave lectures, and was known as "Mr. Hengqu" in the world. [28] A thinker, educator and one of the founders of Neo-Confucianism in the Northern Song Dynasty. His famous sayings of "establishing a mind for the heaven and earth, establishing a destiny for the people, carrying on the unique learning for the saints, and creating peace for all generations" are known as the "Four Sentences of Hengqu" , because of its conciseness and conciseness, it has been praised throughout the ages.