不识好人心 bùshíhǎorénxīn unable to recognize good intentions Definitions Defs Origin Strokes Stroke Words Sentences Sents 狗咬吕洞宾,不识好人心 gǒuyǎolǚdòngbīnbùshíhǎorénxīn to ill reward kindness a dog biting [[吕洞宾|呂洞賓|lu:3 dong4 bin1]]; to mistreat a person who is trying to help you or show you kindness