You can only hurt the one you love because you are expecting positive feedback from the one you love.

之所以这样说，是因为,你总期待着他们给你积极地回应。

耶鲁公开课 - 心理学导论课程节选

But you don't want to show them that your feelings are getting hurt. So you'll say,

但你不想让他们看出来你被他们伤害了，你就可以说，

I don't care课堂 - SpeakingMax英语口语达人

If you are hurt, that is, in some sense, painful for me.

如果你受伤了，某种程度上我也会觉得痛。

耶鲁公开课 - 心理学导论课程节选