To get this slice I need rationality, I need knowledge of rationality, let's call that KR and I need knowledge of knowledge of rationality.

想要剔除这个范围我首先得理性,我需要理性的知识,我们记理性为KR,并且我们需要知道别人也是理性的

耶鲁公开课 - 博弈论课程节选