This is actually something very near and dear to my heart because I literally would not be doing what I do in life today had I not taken a couple of courses here, this one in particular, pass fail.

事实上，我是很关心的,因为今天我就不会站在这里,如果当初我没有这里上课的话，这门课，要么过要么挂科。

哈佛公开课 - 计算机科学课程节选

People say we don't--well, we don't, but we do have an emergency care system so that anybody who is suddenly stricken will be taken to a hospital and taken care of.

人们说没有，好吧，那就没有，但我们确实有急救护理制度,让突然受伤的人,可以被送往医院并且得到救护。

耶鲁公开课 - 金融市场课程节选