好心没好报hǎo xīn méi hǎo bàobe ungrateful to sb for his goodwill
❍ 早知道～，我就不会介入这件事了。If I had known that this fellow was so ungrateful for my goodwill,I would never have got involved in this matter. 好心没好报hǎo xīn měi hǎo bào指好心好意为他人办事，却得不到好的回报。one’s charity would not be rewarded, be ungrateful to sb. for his good will |