Repaying a grievance with a straight line
It's a Chinese idiom. Pinyin is y à zh í B à oyu à n, which means to treat people who resent fairly. It comes from the Analects of Confucius.
The origin of Idioms
In the Analects of Confucius, Xian Wen: "to repay resentment with uprightness, to repay virtue with virtue."
Idiom usage
It refers to the attitude towards people. example it's called repaying one's grievance with one's uprightness and repaying one's virtue with one's virtue. Feng Menglong's a warning to the world in Ming Dynasty (Volume 11)
Chinese PinYin : yǐ zhí bào yuàn
Repaying a grievance with a straight line
have enemies in front and rear. fù bèi shòu dí
no one picks up what 's left by the wayside. dào wú shí yí
both the higher and lower levels find themselves in a predicament. shàng xià jiāo kùn
recruit deserters and traitors. zhāo xiáng nà pàn