Tell us about a time when you have tried to solve one problem but unexpectedly produced another.

VOA: special.2010.05.25

I'm going to give the last class a problem which is pretty interesting, which is what happens to you when you have an elevator.

我将讲解最后一个例题,非常有趣,也就是当你在电梯里的情形

耶鲁公开课 - 基础物理课程节选

And part of it is we want you to learn how to have a catalog, if you like, of different classes of algorithms, so that when you get a problem, you try and map it into an appropriate class, and use the leverage, if you like, of that class of algorithms.

另外我希望你们能学会,如何制作一个关于，算法不同课程的目录，这样当你碰到问题的时候，你可以去找到合适的课程，然后在那门课程中，寻找解决方法。

麻省理工公开课 - 计算机科学及编程导论课程节选

You will listen to them when they have a problem they need to talk about.

VOA: special.2009.09.13

Imagine a swimmer in water over his head You are in deep water when you are facing a problem that you do not have the ability to solve.

VOA: special.2009.05.10