He said more needs to be done to clean up the banking system.

VOA: standard.2009.04.26

As far as I know, he doesn't publish he's not in the newspapers, but he's gotten the ear of the Treasury Secretary They spent many weekends together figuring out what should be done about the system and they wrote up a proposal.

据我所知，他从没出过书,也没有上过新闻，但他却有当财政部长的潜质,他花了数周的时间来搞清楚,对于现在的美国金融体系,该怎么改革然后书写成书。

耶鲁公开课 - 金融市场课程节选

Typically up till now, we've looked at things that can be done in sublinear time. Or, at worst, polynomial time. We'll now look at a problem that does not fall into that. And we'll start with what's called the continuous knapsack problem.

至今为止我们已经处理过,亚线性问题，最多也就是多项式问题,我们现在要看的问题则是不能用这些解决的,我们将要开始讲连续背包问题。

麻省理工公开课 - 计算机科学及编程导论课程节选