The Doctrine of the Mean is a monograph on moral philosophy in ancient China that discusses the realm of life and cultivation. It originally belonged to the thirty-first chapter of "Book of Rites" and is one of the Confucian classics. It is said to have been written by Zisi during the Warring States Period. The content affirms that "the mean" is the highest standard of moral behavior, regards "honesty" as the noumenon of the world, believes that "sincere" reaches the highest level of life, and proposes "learned, interrogated, deliberate, and discriminatory." , The learning process and method of understanding.
Scholars in the Song Dynasty extracted "The Doctrine of the Mean" from the "Book of Rites" and collectively referred to it as the "Four Books" with "Daxue", "The Analects" and "Mencius". After the Song and Yuan dynasties, it became a school official-appointed textbook and compulsory reading for the imperial examination, which had a great influence on ancient Chinese education and society. The main annotations of this work are Cheng Hao's "The Doctrine of the Mean", Cheng Yi's "The Doctrine of the Mean", Zhu Xi's "The Doctrine of the Mean", Li Yuan's "Annotation to the Doctrine of the Mean", Dai Zhen's "Annotation to the Doctrine of the Mean", Kang Youwei's "Annotation to the Doctrine of the Mean", Ma Qichang "The Friendship of the Golden Mean" and Hu Huaichen's "A Brief Talk on the Golden Mean" and so on.


Software function:
1: Contains 33 moderate chapters
2: Support searching for poems according to the name of the mean and the content of the mean
3: Each song contains the original text and translation, annotations
4: Support collection of favorite chapters of the mean
5: Support Simplified Chinese and Traditional Chinese
6: Two different styles of fonts can be displayed
7: Support setting font size