Tao Te Ching takes the philosophical meaning of "Tao and virtue" as the key link. Tao refers to the fundamental law of the development of things, while virtue refers to the law of human society and people. It is the embodiment of Tao in the interpersonal relationship within the scope of Tao, so there is a saying that "Tao is the foundation of virtue and virtue is the use of Tao"

Tao Te Ching discusses the ways of self-cultivation, governing the country, using troops and keeping in good health. It is mostly based on politics, with profound implications and inclusiveness, and is known as the king of all classics. According to the statistics of UNESCO, the Tao Te Ching is a cultural masterpiece that has been translated into foreign languages and published in large quantities except the Bible. It can be seen that the position of Tao Te Ching in the global cultural trend is one of the bridges and ties between us and the world culture.

Based on his profound philosophical foundation, Mr. Han skillfully applied philosophical thoughts in his work and life, summed up the experience of his predecessors, and also borrowed some views of Mr. Nan's "Interpreting Classics by Classics". Chapter 81 will be introduced in detail. Such a detailed description is rare. ?