Well, that matters to us, but the trouble is, without predictability you don't know where to put the peak.

那对我们很重要，但问题是，没可预见性你就不知道巅峰放在哪点。

耶鲁公开课 - 死亡课程节选

These are bads of life that could presumably be avoided if only we knew how much exactly we had--how much longer we had.

生命中的一些坏处可以被认为是可避免的,只要我们知道我们到底还有多少，还有多少时间。

耶鲁公开课 - 死亡课程节选