病从口入,祸从口出
bìng cóng kǒu rù,huò cóng kǒu chū
Character To Character translation
: illness-from-mouth-enter, disaster-from-mouth-come out
Literal translation
: Disease enters by the mouth and trouble comes out of the mouth; mind your words
Free translation
: mind your Ps and Qs // Think before you speak.
Example
:
不要当众随便发表评论,~。
Búyào dāngzhòng suíbiàn fābiǎo pínglùn,~。
English translation
: Don’t comment casually in public. Mind your words.