it wouldn't necessarily follow that death was pervasive in this way.

也不必按着有无征兆来探讨死亡的普遍性
The point I've got in mind here is this--

我想说的重点是
even when you think you're perfectly safe,

即使我们认为自己十分安全的时候
you could of course die of a stroke.

你也可能会死于中风
You could die of a heart attack.

或者死于心脏病突发
Even somebody who's young could have an aneurysm.

即使是年轻人也会死于动脉瘤
Or one of my favorite examples,

或者像我喜欢的一个案例那样
you could be sitting in your--

你可能正坐在...
you read this sort of thing in the newspaper periodically--

你正像往常一样读着报纸
you could be sitting in your living room

你可能正呆在你的卧室里面
when suddenly an airplane crashes into your house,

这时一驾飞机突然撞向你的房子
killing you.

杀死了你