Idiom:

A promise is as good as a gold [y and nu ò qi ā n j and n]?

explanation: promise: promise. A promise made is worth a thousand dollars. Metaphor means keeping your word and having great credit.

from "Historical Records Biography of Ji Bu and Luan Bu": "It's better to get a promise than a hundred catties of gold."

swear [xìn shì dàn dàn]?

explanation: oath: an oath to show sincerity; Dan Dan: Sincere. The oath is true and credible.

from: The Book of Songs Wei Feng Mang: "Laugh and laugh, and swear."

keep your word [yán ér yǒu xìn]?

explanation: words are reliable and trustworthy.

from: The Analects of Confucius: "Make friends and keep your word."

it's convincing [yá n zh and zá o zá o]?

explanation: definitely. The description is very true.

from: Qing Pu Songling's Strange Tales from a Lonely Studio Duan's: "The words are convincing and reliable."

keep your word [y and y á n Ji ǔ d ǐ ng]?

explanation: Jiuding is a treasure of ancient countries, which is said to have been cast by Xia Yu. A word is worth keeping the balance. Describe what you say is very heavy and has a great effect.

from "Historical Records Biography of Ping Yuanjun": "When Mr. Mao arrived in Chu, Zhao was more important than Jiuding Dalu. Mr. Mao is better than a million teachers with a three-inch tongue. Won't dare to get back to the physiognomy. "

Famous saying:

True people are sincere. They are not refined and sincere, and cannot be moved. (Zhuangzi)

People who don't have faith don't know what they can do. (Confucius)

Since ancient times, people have died, and people cannot stand without faith. (Confucius)

Those who are sincere and don't move have nothing; If you are dishonest, you will not be able to move. (Mencius)

If you are sincere, you will learn from heaven. If you think sincerely, you will learn from others. ("Mencius")

It is not good at honesty to cultivate the heart. (Xunzi)

It's better to be clever than sincere. (Han Feizi)

If you want to straighten your heart, you should be sincere first, and then straighten your heart. ("University")

Be honest with others, although it is sparse, it will be dense; Be empty with others, although you will be sparse. (Han Hanying's Biography of Han Poetry)

If you are dishonest, you will cheat yourself and abandon yourself. If you are dishonest with others, you will lose your morality and increase your resentment. (Song Yang Shi's "On the Learning of Cheng's Speeches in Henan")