People who don't have faith don't know what they can do-Confucius
says what they believe is impermanent, acts what they do is impermanent and faithful, and does everything they can, but if it is profitable, it can be described as a villain-Xunzi
believes in the land of five elements, has no position, has no fame, and water and Jin Mu are all waiting for the living-Zhu Xi
If someone is anxious about heaven. -(France) Balzac
A promise is a promise, a promise is a promise-China proverb
Be honest with people, and people will not deceive me; With honesty, nothing can be accomplished-(middle) Feng Yuxiang
Credit is both an intangible force and an intangible wealth-(Japan) Kōnosuke Matsushita
Conscience is the sentry in everyone's heart, and it is there to watch over us not to do anything illegal-(English) Mao Mu
Idiom about promise
Keep your word.