"I'm confident from this side it will work very rapidly.

VOA: standard.2010.04.28

First of all, I'm very pleased when this happens, because I'm pretty confident that I can do this under duress, but I may not do it right every time.

首先,我非常乐意你们指出我的错误,因为虽然我对这些公式了如指掌,但我并不能保证每次都写对

耶鲁公开课 - 基础物理课程节选

"I'm just concentrating on my job and I'm very confident we'll be here past the summer, " he said.

BBC: Hearts boss John Robertson

I'm very confident for the final - but I know I'll face the best player in the world so I'll have to play very well to have a chance.

BBC: Nadal win sets up Federer final

But what I'm very confident about is, is that we share a broad strategy, one that I hope we can memorialize in a declaration by the end of this year.

WHITEHOUSE: President Obama and President Karzai Press Availability