There are many famous sayings about honesty in China's ancient books, such as where to start?

Not refined and sincere, not moving. Zhuangzi Fish Father

Make friends and keep your word. Learning The Analects of Confucius

I visit myself three times a day: am I unfaithful to others? Don't believe in making friends? Can't get used to it. Learning The Analects of Confucius

Keep your word. The road of Analects of Confucius

It is better to deny it immediately than to promise for a long time. Laozi

A promise is a promise. history

Honest people, heaven is also. Honest people, people's way is also. The Book of Rites

Honest, heaven also; If you think sincerely, you will learn from others. Mencius

If you don't believe you, you will fail. Mozi

Two hearts can't have one person, and one heart can't have a hundred people. Huainan, Miao Zi, Sung Hoon

The arrogant king has no loyal minister, and the wise man has no faith. Huainan, Miao Zi, Sung Hoon

Confucius said: people without faith don't know what they can do. Why can't the big car run away and the small car run away? The Analects of Confucius is politics.

Zi teaches four things: literature, conduct, loyalty and faith. On The Analects of Confucius

People who are good at doubting others are also suspicious; People who are good at stopping others will also stop others. If Li Yu does it for himself, his skills are very poor.

Husband can be the beginning, can be the end can only be trust! Official integrity seal

A hundred traitors are better than one truth. I forgot the source. . . )

Don't cherish gold and jade, but loyalty is precious. Confucianism in The Book of Rites

I don't cheat. I'm not worried. Zuo zhuan

Those who exceed your expectations are those who go against your expectations. Mencius and Liang

See its sincerity, stone open. Biography of Korean poetry

People who make promises easily forget. A record of peace of mind

Push sincerely, but don't break your word. Wenzhongzi

Treat people with trust, not with faith; Don't trust others, believe it or not. Fu Zi Yixin