And so frequently what we try and do is, we take a new problem and map it onto an old problem so that we can use an old solution.

我们经常做的一件事就是，我们处理一个新问题时,把它归结为一个老问题,以便我们能采取老的解决方式。

麻省理工公开课 - 计算机科学及编程导论课程节选

You want to take a new problem and say, what does this most look like?

当你要解决一个新问题时，你应该想想这个问题看起来和什么最类似？

麻省理工公开课 - 计算机科学及编程导论课程节选

One question that comes up is that maybe-- this is for the U.S. data-- and some people say, well, maybe, why are we looking at the U.S.?

这又产生了一个新问题,这是采用美国市场的数据得出的结果,有些人会问,为什么光研究美国市场呢

耶鲁公开课 - 金融市场课程节选