If I showed your best friend a picture of you versus a mirror image picture of you, your best friend would say he or she likes the picture more because that corresponds to what he or she sees each day.

如果我让你好朋友看你的照片,和一张你照在镜子里的照片，你的好朋友会更喜欢你的照片,因为那张照片上的内容是他们每天都看到的。

耶鲁公开课 - 心理学导论课程节选