If your cell phone goes off during an exam, I come up there. I grab your paper, I tear it in half, and I give you a zero.

如果你的手机在考试时响起的话，我会上前，将你的卷子拿过来，撕成两半，给你零分。

麻省理工公开课 - 固态化学导论课程节选

The piece of paper you have here is 250 names chosen randomly from a Manhattan phone book.

你们手上的那张纸有250个名字,都是从曼哈顿电话薄里随机挑出来的。

耶鲁公开课 - 心理学导论课程节选