But my only criterion is if you talk in your sleep, now that's not allowed because talking is not allowed.

我唯一的要求就是别说梦话,因为我的课上不准说话的

耶鲁公开课 - 基础物理课程节选

He only had one argument not to kill himself: "To sleep, perchance to dream, for in that sleep of death what dreams may come when we have shuffled off this mortal coil might give us pause."

他只有一个不自杀的理由：,“入睡，偶尔作梦，因为在沉睡中，什么梦都会出现,我们可以从中暂时摆脱尘世的烦恼”

耶鲁公开课 - 心理学导论课程节选