He said in a speech on Wall Street that some of the "old ways" that led to the crisis have already returned.

VOA: special.2009.09.18

There's the hard sphere. It wants to collide against the wall to create a force on the wall, and I have a couple of the hard spheres that are nearby, right, and in the absence of any interactions, I get a certain pressure.

给墙一个作用力,现在它的附近，还有许多小球,没有相互作用时,它将直接冲向这面墙。

麻省理工公开课 - 热力学与动力学课程节选

The first step in the process is when I was Deputy WHCF, that I put on the wall a big white board calendar.

程序的第一步是,当我还是办公室副主任，我在墙上安了个,白色的日历板。

普林斯顿公开课 - 国际座谈会课程节选

Now,a judgment has been reached in the first case involving charges of criminal wrongdoing on Wall Street.

VOA: special.2009.11.20

When I give a talk on Wall Street or even somewhere else in the world I sometimes ask my audience, "Did you take my course?"

当我在华尔街做讲座时,或者是世界上其他的地方,有时候我会问我的听众,你们有谁上过我的课吗

耶鲁公开课 - 金融市场课程节选

The president talked about what he calls the selfishness and irresponsibility on Wall Street and in Washington that resulted in a national economic crisis.

VOA: standard.2009.05.14

If, like you--, I think most of us picture these things up from a perspective in a corner of the room, up on the wall, looking down, kind of a fly's perspective.

我想我们中大部分人都会,从屋子一角开始想象这个画面，从墙头往下看，好像飘浮在空中一样。

耶鲁公开课 - 死亡课程节选

"I believe he has taken an important step forward today in curbing the influence of executive compensation on Wall Street, while still allowing these companies to succeed and prosper,"

VOA: standard.2009.10.22

That means that you can go through twenty years of a career on Wall Street and all you've observed is observations in the central region.

这就是说,你在华尔街混了二十年,所有观察值都集中在中心区域

耶鲁公开课 - 金融市场课程节选