We could no longer be disappointed, because to be disappointed in something presupposes that it could've been some other way.

我们不会再感到失望，因为对某些事情失望就表明,事情可以是另一个样子。

耶鲁公开课 - 死亡课程节选

It could no longer be said that the moon was perfect.

没人能再说月亮是完美无缺的了。

耶鲁公开课 - 弥尔顿课程节选