听其言观其行

Traditional (Taiwan): 聽其言觀其行

tīngyánguānxíng ㄊㄧㄥ ㄑㄧˊ ㄧㄢˊ ㄍㄨㄢ ㄑㄧˊ ㄒㄧㄥˊ

    • hear what he says and observe what he does (idiom, from Analects) judge a person not by his words, but by his actions

Character by character

Sources