But if you say, well, I don't know how to do this, I am not going to bother, don't grade the paper.

但是如果你说，好吧，我不知道怎么做这个，我想麻烦，别给试卷评分。

麻省理工公开课 - 固态化学导论课程节选

Well, I actually did not know what I wanted to do coming into Berkeley.

嗯，实际上，来伯克利的时候，我并不知道自己想做什么。

伯克利的课程计划 - SpeakingMax英语口语达人

I can change everything overnight; it does happen. I put that in for a reason because sometimes some of you have not taken a physics course and you don't know how to do well in physics and slowly you catch on and by the time it's Final exam you crack the code; you know how to do well.

我能一夜之间扭转乾坤,确实有过这样的例子,我这样做是因为,有时你们中有人可能以前没上过物理课,不知道怎样学好物理,但慢慢地你赶了上来,到期末考试的时候,你忽然灵光一闪,考起试来得心应手

耶鲁公开课 - 基础物理课程节选

Well, one answer is because what I-- how I score on that test isn't going to tell you anything about me It's not going to relate to my grades It's not going to relate to how well I'm liked ? How do we know the SAT is useful?

一个原因是,我在那个测试中的得分,不会透露出任何我的信息,与我的学习成绩无关,也不会说明我有多受欢迎,我们怎么知道SAT有没有用？

耶鲁公开课 - 心理学导论课程节选