"Mencius", a Confucian classic, was listed as the "Four Books" by Zhu Xi in the Southern Song Dynasty (the other three are "The Daxue", "The Doctrine of the Mean" and "The Analects"). It was first seen in Zhao Qi's "Inscriptions of Mencius": "This book is the work of Mencius, so it is always called "Mencius"."

"Mencius", a Confucian classic, was listed as the "Four Books" by Zhu Xi in the Southern Song Dynasty (the other three are "The Daxue", "The Doctrine of the Mean" and "The Analects"). In the middle of the Warring States period, Mencius and his disciples Wanzhang and Gongsun Chou waited. It was first seen in Zhao Qi's "Inscriptions of Mencius": "This book is the work of Mencius, so it is always called "Mencius"."

There are eleven chapters of Mencius in "Hanshu·Art and Literature History", and there are seven chapters in 14 volumes. The total word count is more than 35,000 words, 286 chapters. According to legend, there are four other "Mencius Waishu", which have been lost (the present "Mencius Waishu" is a forgery by Ming Yao Shitian). The book records the political, educational, philosophy, ethical and other ideological views and political activities of Mencius and his disciples. Ancient examinations mainly examine the "Four Books" and "Five Classics".