Give me a famous saying of keeping your promise, just wait for a period of sincerity.

1, credit is like a mirror. As long as there is a crack, it cannot be connected as before. -Amir

2. Believe in people, and the world believes in people; If you don't trust others, your wife will suspect them. —— Yang Quan

It is more important for a person to keep his promise than to protect his property. -Moliere (France)

4. Words are impermanent and actions are impermanent, but interests are everywhere. If they are, they can be described as villains. -Xunzi

5. Keep your word and do what you want. -Confucius "The Analects of Confucius Lutz"

6. Credit is hard to gain and lose. The credit accumulated in ten years is often lost because of words and deeds. -(Japanese) Daisaku Ikeda

7. Credit is hard to get. 10 years of hard-earned credit is often lost because of a moment's words and deeds. -(Japanese) Daisaku Ikeda

8. It is not easy for a husband to make a commitment. -Sima Guang

9. Keeping a promise is like defending your honor. -Balzac

10. Credit is both an intangible force and an intangible wealth. -(Japanese) Kōnosuke Matsushita

1 1, keeping promises is better than being famous. -(America) Roosevelt

12, entrusted by people, loyal to people. -Feng Menglong's "Negative Textbook Wang Jiaoluan hates for a hundred years"

13, push the truth without bullying, and keep it. -Lin Bu

14, you push people sincerely, but you don't keep your word. -wangtong's "Duke of Zhou in the Text"

15, faith is the wealth of the country and the shelter of the people. -Zuo Qiuming's Zuo Zhuan