All right. It's 12:05, so why don't you go ahead and take 10 more seconds on the clicker question today.

好，现在已经，12：05，了，请大家,花十秒钟的时间做一下今天的选择题吧。

麻省理工公开课 - 化学原理课程节选

We've spent the last week and a half or so, maybe a bit more, two weeks, talking about arguments for the existence of the soul.

我们已经花了一周半,也许还多点,两周吧,来讨论证明灵魂存在的论证

耶鲁公开课 - 死亡课程节选

How would we go about, I mean I don't want to do it because I'll probably get it wrong, but if I wanted to solve out for this X and the Y, since this is a QR class, let's just talk about it a second.

我们怎么解呢,我的意思是我现在不会去计算,因为我可能会算错,但是如果你真的很想解出X和Y的值,介于这是一节需要快速反应的课,那我们花些时间来探讨一下吧

耶鲁公开课 - 博弈论课程节选