We make inferences to the existence of things we can't see, when doing that helps us to explain something we can't otherwise explain.

我们推断一些看不到的事物的存在,因为这样做可以便于我们,解释某些我们不相信就无法解释的事情

耶鲁公开课 - 死亡课程节选

People who hold constrained vision of human nature, believe that human nature cannot be changed; it's immutable-- we have certain instincts, we have certain inclinations.

认为人性受约束的观点的人，相信人性无法改变;,它是永恒的，我们有一些本能，有一些欲望。

哈佛公开课 - 幸福课课程节选

Still, granted the premise, if you can't picture it or imagine it, you can't believe in it-- Should we conclude, therefore, that you can't believe you're going to be dead?

但让我们仍然基于，无法想象的东西是不能相信的这个前提-,我们就该得出，人不能相信自己的死亡,这一结论吗？

耶鲁公开课 - 死亡课程节选