Scientific research is progressing at such an alarming rate I think it's impossible to know what ten years from now will hold."

VOA: standard.2010.06.09

So what was your feeling there when you were, of course it's impossible to escape the Israeli-Palestinian conflict when you were in Israel especially. -Yeah.

那么你在以色列的时候又怎样的感觉？,你当然不可能避免巴以冲突,特别是当你在以色列的时候，-是的。

普林斯顿公开课 - 人性课程节选

What I want to say is, "No, I don't see that it's impossible.

但我想说的是,不,我不认为那是不可能的

耶鲁公开课 - 死亡课程节选

"It's almost impossible not to be engaged with what's happening on the pitch at the Millennium Stadium, especially when it's enclosed with the retractable roof on and the Welsh rugby fans singing, " says Sheard, who worked on its design.

BBC: How do you give stadiums atmosphere?

The rooms aren't labeled, and it's impossible to tell what's behind the scary mystery doors.

WSJ: Steam Heat, Vodka and a Sound Thrashing

Drugstore.com's Neupert said it's impossible to predict what this program will cost his company until more details are released.

FORBES: Drug wars