In problem set 5, last year I took a stroll around campus with one of the teaching fellows with his digital camera, we shot photographs of identifiable but non-obvious spots on campus and then like an idiot I always seem to erase my compact flashcard accidentally.

在习题集5中,去年我和另一位老师一起带着数码相机在校园里闲逛，我们在校园里没有目的地乱拍,像一个傻瓜一样,我一不小心清空了,我的便携闪存卡。

哈佛公开课 - 计算机科学课程节选

So a number of you, even if the price was just a tiny bit different might have a preference for one rather than the other, so without getting in trouble by putting the camera on you, how many of you would have a preference, if the prices were essentially the same how many of you would have a strict preference for Pepsi?

那么你们中的很多人,尽管价格只有一点点不同,也许还是倾向于其中一个产品,不让你们上镜头而招来麻烦,你们谁会有倾向,如果价格差不多,谁会倾向选择百事可乐

耶鲁公开课 - 博弈论课程节选