The following are some famous sayings about credit, suitable for second grade students to understand and refer to:

1. "Only by being honest and trustworthy can you gain a foothold in society." This sentence means that only by doing things Only by being honest and reliable at all times can you gain the trust and respect of others.

2. "Be trustworthy, don't lie, don't cheat." This is what the teacher said to us during our study process. This saying means that we should be honest and avoid deceiving or lying as much as possible.

3. "Credit is like hair. Once lost, it is difficult to recover." This sentence means that if we lose credit, people will not trust us, even if we later try to show good character. It is also difficult to win the approval of others.

4. "The kindness of a drop of water should be repaid with a spring of spring. The mountains and rivers are in foreign lands, and the wind and moon are in the same sky." This sentence means that we should be grateful for the benefits others have done to us, and through our own efforts and actions Return the favor, no matter where we come from.

5. "Don't cheat, the honest will always prosper." This sentence means that honest and reliable people are always loved and respected by others, so we must always remain honest.

6. "There is no business without credit." This sentence means that businessmen and enterprises cannot live without credit because they need to cooperate with customers. If they cannot maintain credibility and reliability, they will lose market and revenue.

7. "A house that accumulates good deeds will always be happy, and a house that accumulates evil will always have lingering disasters." This sentence means that people's various behaviors are accumulated into a whole. If we do good deeds and gain the trust of others, it will bring benefits. But if we have a bad influence and lose credibility, it may lead to unexpected consequences and losses.

8. Once a person breaks his trust once, others will no longer be willing to associate or do business with him next time. Others would rather go to a trustworthy person than to go to him again, because his lack of trustworthiness may cause a lot of trouble.

In short, credit is a very valuable and important quality, which is vital to each of us. The above famous quotes can guide us to learn to maintain integrity, maintain credibility, and do our best to repay and optimize society.