适可而止 (shì kě ér zhǐ) | Meaning: (idiom) to refrain from going too far; to know when to stop | Chinese Idiom with Pinyin & Origin

(idiom) appropriate · apt · just right恰如其分qià rú qí fèn

it's just perfect · it's just right恰到好处qià dào hǎo chù

to stop; to halt; to cease停止tíng zhǐ

appropriate · suitable恰当qià dàng

not to be repeated · not to be taken as a precedent · just this once下不为例xià bù wéi lì

refrain from going to extremes in meting out punishment · not be too hard on subject不为已甚bù wéi yǐ shèn

(idiom) to refrain from going too far; to know when to stop