1. If you are a three-person person, you must have a teacher. Choose the good ones and follow them, and change the bad ones. 2. Every man is responsible for the rise and fall of the world. 3. Those who love others will always be loved by others; those who respect others will always be respected by others. 4. Don’t do to others what you don’t want others to do to you. 5. When I am old, I am in harmony with others; when I am young, I am in harmony with others. 6. For the purpose of etiquette, harmony is the most precious thing. 7. People do not do anything, and then they can do something. 8. People are not sages, how can they have no faults? If you can change your past, there is no greater good. 9. The beauty of a gentleman is the beauty of a man, but the evil of a man is not.