"No," you say,"it just can't be true! Who told you?" Comes the answer, "I got it by the grapevine."

VOA: special.2009.02.22

Don't be intimidated. Even though it is apparently exponential, a lot of times you can actually solve it much, much faster.

别怕，即使它,很明显是指数型的，很多时候,你都能更快的解决它。

麻省理工公开课 - 计算机科学及编程导论课程节选

Well it happened because we clearly must have a faulty assumption This can't possibly be true.

是因为做了,一个错误的,这不可能是真的。

麻省理工公开课 - 热力学与动力学课程节选

Mr. MALLEY: Well, it's trying to show that it can't be ignored, it can't be pressured, and certainly it can't be dismantled as a militia in Lebanon.

NPR: Israel-Hezbollah Conflict Redefining Region

It can't be muddy, it can't be fuzzy.

CNN: Transcript of Thursday's Democratic presidential debate

If you can't imagine it, you can't be it.

CNN: 2012: The highs and lows of women in Hollywood