it takes one to know one
看过光自己也以为别人都是同样的人
口语·反驳对方指责
英文释义
someone who possesses a certain negative quality or behavior can easily recognize that same quality or behavior in others
例句
You call me lazy? Well, it takes one to know one!
典故来源
源自19世纪美国俚语，指具有某种缺点的人才能识别同类缺点。