He says the class action failed because it did not target a single action or policy by Wal-Mart.

VOA: special.2011.06.24

It worked out kind of nicely because after that I would have a single class on Thursday

这样的日子能撑过去是因为我周四只有一节课，

耶鲁的忙碌生活 - SpeakingMax英语口语达人

You have half of your assets in one single asset class: U.S. Common stocks.

你将半数资产,投资于单一类别,美国普通股

耶鲁公开课 - 金融市场课程节选

In principle, we could play this with the whole class, but let's single out a particular row of the class so I'm going to come down here and I guess eventually, well I'll grab it in a minute.

理论上,我们可以全班一起做这个博弈,但我要选出特定的一行,我先走下来,我觉得,我很快就能挑到人

耶鲁公开课 - 博弈论课程节选

Under-nutrition--now I'm going -this slide has a lot of information on it and I'm going to come back to it in the class where we talk about hunger, but I show it today because of course undernutrition can affect every single system of the body and can have devastating consequences on people's health.

营养不良,这张幻灯片上有很多关于营养不良的信息,以后讲到饥饿的时候,我会再回头来讲这张幻灯片,我今天让大家看是想告诉大家,营养不良一定会影响身体的每一个系统,并对人们的健康造成巨大的破坏

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选