the grass is always greener
眼红别人的事物，总认为自己没有的东西更好
口语·表达嫉妒心理
英文释义
the belief that other people's situation or possessions are always better than one's own
例句
He quit his job thinking the grass is always greener, but now regrets it.
典故来源
源自谚语“邻居家的草更绿”，比喻人们总羡慕他人拥有的东西。