1. "The Tao can be said, but it is not Tao; the name can be named, but it is not named" - means that the truth that can be said is not the eternal truth; the name that can be called, Not an eternal name. The Chinese people's truth can only be understood but cannot be expressed in words. This attitude is detrimental to the development of science.

2. “Being content is not humiliating, knowing is not perilous”, “Nothing is more harmful than not being satisfied, and nothing is more to blame than wanting to gain” ––––––––The development of modern science and technology comes from the eternal development of human beings. The unsatisfied spirit of exploration and creation, like in the small-scale peasant society where "a small amount of wealth means peace", if one is satisfied with "three-thirds of land, a cow, a wife and children on the bed", and the enterprising spirit is gone, then the prospects of the nation will be worrying.

3. "A house full of gold and jade cannot be guarded; if you are rich and arrogant, you will be blamed for it. Retiring after success is the way of heaven." ”–––––––––In a society governed by man, human rights and personal property rights are not protected, and disasters come unexpectedly. Therefore, wise men advise the world to keep a low profile, bide your time, and retire after success.

4. "Husbands do not fight, so no one in the world can fight with them." On the one hand, it shows the non-competition mentality of the Chinese people. On the other hand, it shows that people do not fight for small profits but get big advantages. The cunning strategy of the Chinese people.

5. “Mystery is mysterious, the door to all wonders” – Chinese knowledge is mostly “metaphysics”, not science.

6. “Know the male and guard the female; know the white and guard the black; know the glory and guard the disgrace” – This sentence means: know the majestic side, but He keeps his feminine side; he knows the glorious side, but he is content with the dark side; he knows the glorious side, but he prefers to stick to the humiliating side. The Chinese use softness to overcome strength and are very resourceful.

7. "A true man should live in the thick of things, not in the weak; live in the true, but not in the rich." - Man-governed society is doomed to have complicated interpersonal relationships, and is doomed to have profound knowledge in cultivating one's life.