If you are sincere, you will find heaven-Mencius.
A man without faith doesn't know what he can do-Confucius
People who don't believe in words can't do it-Mozi
A person's bad faith will lead to a bad reputation-Liu Xiang
He who touches people with his heart should also respond with his heart-Cheng Yi.
If you live honestly, you will have a clear conscience-Gorky.
Honesty is the Foundation of People-Lu Xun
Don't deceive yourself inside, and don't deceive others outside-Master Hongyi.
Without loyalty, one can't stand on the world-Cheng Yi.
A small letter is a big letter-Han Feizi
It's not easy for a husband to make a promise, and it's even harder for a daughter to make a promise.
A promise is a promise, but a promise is a promise-China proverb