1. Breaking trust means failure. ?——Zola

2. Without honesty, how can there be dignity?——Cicero

3. Be true to your words and be resolute in your actions. ?——Zi Lu

4. Integrity is the foundation of people. ?——Lu Xun

5. Those who are honest are the knot of the world. ?——"Mozi"

6. If you don't believe, you can't stand, and if you don't believe, you can't be dishonest. ?——Chao Shuozhi

7. Once a word is spoken, it is difficult to follow it. ?——Chinese proverb

8. If a person breaks his promise, his reputation will be ruined. ?——Liu Xiang

9. The beauty of a word is more valuable than a thousand pieces of gold. ?——Ge Hong

10. There is no greater disaster than lack of faith. ?——Fu Xuan

11. A promise made by a husband is not easy to make. ?——Sima Guang

12. Keeping your promise is like protecting your honor. ?——Balzac

13. A person cannot stand in this world without loyalty. ?——Cheng Yi

14. Sincerity is the highest virtue in life. ?——Chaucer

15. Frankness is the product of honesty and courage.

?——Mark Twain