1. Never agree to others easily if you are not competent for it. Once you agree to others, you must fulfill your promise. ——Washington

2. Without great character, there would be no great people, not even great artists or great actors. ——Romain Rolland

3. You must treat others with sincerity, and others will reciprocate with sincerity. ——Li Ka-shing

4. You must be my companion on the wedding day, because we have promised to enter the palace of marriage together. ——Zhang Ailing

5. You can never always be faithful in your words, nor always honest in your deeds. If you are only interested in profit, you will do everything. If you are so, you can be called a villain. ——Xunzi

6. Is it appropriate for reluctant people to talk about promises? Is it worth cherishing what you will eventually lose? ——Qi Wei

7. Commitment is the only way to success; use the power of public commitment to force yourself to succeed. ——Chen Anzhi

8. Once a word is spoken, it is hard to catch up. ——Chinese proverb

9. Every move is a promise, which will be seen and remembered by another person. —— Hayao Miyazaki

10. Faith is like the soil of the five elements, with no position or fame, and water, metal, and wood are all waiting for those who live there. ——Zhu Xi

11. Loving someone is not about promising her how good you will be to her, but knowing that love is hopeless but still waiting for her stupidly. ——Zhang Ailing

12. People who have lost their trust are dead in this world. ——Harbert

13. Credit is rare and easy to lose. Credit that takes 10 years to accumulate is often lost due to temporary words and deeds. ——Daisaku Ikeda

14. The brand contains the reputation of integrity accumulated by the company over the years and is a huge intangible asset. ——British businessman

15. Words of kindness and promises of kindness are easy to say. Only in times of trouble can you see the sincerity of your friends. ——Krylov

16. Reason is higher than the heart, and thoughts are more reliable than emotions. ——Gorky

17. Only by being true to yourself will you not deceive others. ——Shakespeare

18. I firmly believe that only moral citizens can pay an acceptable salute to their motherland. ——Rousseau

19. If morals deteriorate, taste will inevitably deteriorate. —— Diderot

20. Promises can certainly win friendship, but it is actions that cultivate and maintain friendship. ——Feltham