People who are good at architecture will do it. This slogan originated from the fifty-fourth chapter of the Tao Te Ching, and the fifty-fourth chapter of the Tao Te Ching: those who are good at building will not pull out, those who are good at holding will not take off, and future generations will continue to sacrifice. The virtue of practicing in the body is true; Repairing at home has more virtues; The virtues cultivated in the countryside are long-lasting; If cultivated in the state, its virtue is rich; It is a virtue to cultivate it in the world. So, look at yourself, look at home, look at the country, look at the country and look at the world. How do I know the world is natural? Good builder: a person who is good at making contributions. Pull out: Beyond or above. "Those who are good at building will not pull out" means that a person who is good at making contributions must start from his own cultivation and never aim too high to do things beyond his ability. Hugger: someone who is good at simplicity. Disengage Embrace simplicity with virtue, which is the embodiment of virtue. Only by maintaining virtue can we keep simplicity. A "persistent person" refers to a person who is good at simplicity, has correct ideas and concepts, and will never be divorced from society, people and self.