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

Speaking of behavior, I have to maintain a fertile learning environment in here. We've got round numbers in excess of 400 people sitting here, so I expect certain things here, and that's how we're going to get along.

说到行为，我要维护一个良好的学习环境,我们的人数有点多,400人坐在这，所以，我期待一些事情，那就是我们相处的方式。

麻省理工公开课 - 固态化学导论课程节选

Well, there's an explanation of how it could be that things that are not themselves perfectly round could remind us, could make us think about perfect roundness.

这也许解释了为什么有些,本身并不是那么圆的东西,会让我们想到正圆这个型相

耶鲁公开课 - 死亡课程节选

So the problem I want to do-- there are many things you could do but I just picked one, and this is the one with round numbers, so I can do it without a calculator.

我想讲的这道题,类似的题目很多,但我就选了其中一个,这道题涉及的数字都是整数,所以我不需要计算器

耶鲁公开课 - 基础物理课程节选