An alternative theory is that of Bowlby, which is that they're drawn to their mother for comfort and social interaction as well as fear of strangers.

另一个理论是鲍尔贝提出，他们被妈妈的安慰,和社会互动吸引,同时他们害怕陌生人。

耶鲁公开课 - 心理学导论课程节选

And if the knucklebone theory of personal identity gets proposed and somebody said, Oh,yes,but you see,that person now with that knucklebone will be you, because the key to personal identity is having the very same knucklebone.

如果个人认同感的指关节骨理论被提出，有人会说，你看，这个有着你指关节骨的人，就会成为你，因为指关节骨就是个人认同感的关键。

耶鲁公开课 - 死亡课程节选

The idea was developed by the social psychologist Leon Festinger and it's called "Cognitive Dissonance Theory."

这个理论由社会心理学家Leon，Festinger提出的,被称为“认知失调理论”

耶鲁公开课 - 心理学导论课程节选