1. A piece of paper picked up by chance purifies one's own spirit; a stain wiped away intentionally purifies one's soul.

2. It is not a matter of disrespect for position, but a lack of respect for virtue; it is not a matter of shame that one is not a good partner, but it is a matter of shame that one is not knowledgeable.

3. Politeness brings civilization, warmth and happiness to everyone.

4. Polite words are like kissing through a veil.

5. A person’s courtesy is a mirror that reflects his or her likeness.

6. Those with strong virtues will be honored, while those with weak virtues will be humbled.

7. The cultivation of character is not for others, but to enhance one’s own ability to live.

8. People must know how to love themselves, know how to love themselves, and then know how to love others. After knowing how to love others, they can then know how to protect the world.

9. Politeness and civilization are the golden keys to our company.

10. Etiquette is to add a layer of decoration on top of all his other virtues, making them effective for him and gaining him the respect and favor of all those who are close to him.