Because you don't know how much more time you've got-- You can make a guess based on statistics, but as we saw, there's wild unpredictability.

因为你不知道你剩下多少时间-,你可以根据数据进行猜测，但是我们都知道，不可预见性太难把握。

耶鲁公开课 - 死亡课程节选

Or you can say "I'm not sure that" when you are uncertain.

或当你没把握时，你可以用 "I'm not sure that"。

I'm sure 课堂 - SpeakingMax英语口语达人

The mind can think about them, but justice itself--this perfect, this idea of being perfectly just-- that's something the mind can think about, but it's not here in the world.

心灵可以去设想它们,但是正义本身,即完美的正义这个理念,它是可以用心灵去把握的,尽管在现实世界里不存在

耶鲁公开课 - 死亡课程节选

All right. Now as you read Iser you'll see immediately that in tone, in his sense of what's important, and in his understanding of the way in which we negotiate the world of texts he much more closely resembles Gadamer than Hirsch.

你们在读伊瑟尔时，立马可以感觉到,在他的语气，对重点的把握中,以及他对我们读懂文章的方法上的理解,他更像葛达玛，而不是赫施。

耶鲁公开课 - 文学理论导论课程节选