That seems like a bad joke,but if the body theory is right, it's not a joke at all.

又是一个冷笑话，但如果肉体主义者是对的，这就不是开玩笑了。

耶鲁公开课 - 死亡课程节选

That it is intended as a kind of joke to, in many ways, discredit the idea of the just city or at least to indicate its extreme implausibility.

目的是要用作戏谑，在很多方面，使人怀疑正义之城的概念,或至少是要指明其极难令人置信。

耶鲁公开课 - 政治哲学导论课程节选

And his big finding is that you could separate people-- you could separate the question of laughter from the question of a joke or the question of humor.

他有一个重大的发现,你可以区分…,你可以区分什么是笑,什么是玩笑，什么是幽默。

耶鲁公开课 - 心理学导论课程节选