Those who protect the world are humble, so how can they be held responsible? The pros and cons of all aspects can be said to be the study of both internal sage and external king's body and function

Rituals, justice, integrity and shame are the four dimensions

The source of the country's chaos and the fundamental plan for the livelihood of the people

A gentleman learns to understand the way and to save the world

The greatest trouble in the world is poverty

Use the private interests of the world to serve the public interests of one person and govern the world