If you dispute this,and declare that men are still willing to serve in the army, then prove it by volunteering yourselves in large numbers.

VOA: special.2009.10.29

We should be able to try all things, to prove all things, and then decide whether or not we actually like it, whether it brings us some sort of pleasure or wisdom.

我们应该尝试所有东西，证实所有事情，然后决定我们是否真正喜欢它，它是否能带给我们快乐和智慧。

耶鲁公开课 - 弥尔顿课程节选

I think that at least for many of us, there is a sort of logical conundrum we go through and that is, if good people don't vote then we'll be in a bad world; so I have to vote to prove that good people vote, then maybe it will happen.

我想,至少对大部分人来说,必须面对一个逻辑上的难题,就是,如果好人不投票,那我们将会生活在坏人操纵的世界里,所以我必须要投票,来证明好人会投票,那未来的国家将会由好人掌控

耶鲁公开课 - 金融市场课程节选