"No,we can't start over because if we start over life will be over for too many Americans."

VOA: standard.2010.03.10

And one of them will be filmed, too, so that if you can't actually make any of the times not to worry, that video will go online sometime Tuesday in plenty of time for Friday's pset deadline.

其中一门课程也会被拍成录像，所以你们万一没有时间也不用担心,那个视频在周二会放到网上去,直到周五过期，这其中还是有充裕的时间的。

哈佛公开课 - 计算机科学课程节选

And maybe we don't have to consider them all, because we can say, oh this one is going to be way too big.

可能我们不用全部考虑，因为我们可以说，哦,这大得都无法想象了。

麻省理工公开课 - 计算机科学及编程导论课程节选

Seek fame, we all want that,and I'll say more about that, but you can't push it too far, there has to be some kind of a reasonable human limit to what you do.

功名利禄,世人所逐,但我想多说一句,凡事要有限度,也就是说,你的行为,该有某种合乎常人行为的界限

耶鲁公开课 - 古希腊历史简介课程节选

Well, the figure I saw last was a number too small to be mentioned; I mean, to say you just can't really say how much it is, but all right, two percent.

这个数字简直,小的可忽略了,我的意思是说你实在说不出精确地数字,但实际上只有2%左右

耶鲁公开课 - 古希腊历史简介课程节选