What does he think of Valentine's Day? "I think it's actually a good opportunity to remember those things that we want to do on Valentine's Day you know,special things for the spouse or whoever you probably ought to do them year-round.

VOA: special.2010.02.08

I ought to say a word about death, in order to comprehend what the Greeks thought. You know, different peoples have had different ideas about them.

我得说一下有关死亡的事儿,好让你们更容易理解希腊人的思维,你们知道,不同人对于死亡的观念是不同的

耶鲁公开课 - 古希腊历史简介课程节选

But as many of you know, and certainly you will find out here, they had pretty clear ideas of who ought to have those individual liberties and who would not, who indeed were born equal and who were not.

但是正如你们许多人知道的,当然你们在这里也会发现,他们非常清楚,谁该拥有这种个人自由,而谁不该,哪些人天生就是平等的,而哪些人不是

耶鲁公开课 - 美国内战与重建课程节选

I guess it's not macho enough, John, to just, you know, you know, go off and do things by hand, you ought to just run them, but it's a valuable tool to get into, so let me do that here.

我认为这不太男人了，John，你知道的，他们仅仅是认为比起用手做来,更应该直接去运行程序，但是这确实是调试代码的非常有价值的工具，让我在这里给大家演示下吧。

麻省理工公开课 - 计算机科学及编程导论课程节选