"Now we are engaged in a great civil war testing whether that nation or any nation so conceived and so dedicated, can long endure.

VOA: special.2009.11.12

There's a kind of aspect of value for many of us where we feel that something's especially valuable if it won't endure, if it's fragile, or if it's rare.

对我们许多人来说，有一种价值的方面在于,如果某事物不是持续的，如果是易碎的,或者是稀有的，我们就觉得它特别有价值。

耶鲁公开课 - 死亡课程节选

The two analogies we use " was strengthening our immune system or stronger "psychological engine" that has the capacity to endure more not just from the negative to zero, but also from the zero to the positive.

我们使用的两个类比,是加强我们的免役系统或加强“心理引擎“,获得更强大的忍受能力,不只是从负到零，还要从零到正。

哈佛公开课 - 幸福课课程节选

Here is some of the Gettysburg Address: "Now we are engaged in a great civil war, testing whether that nation,or any nation so conceived and so dedicated, can long endure.

VOA: special.2009.02.06