It means using the power of hope for change.

它意味着运用希望和改变的力量。

youdao

This is the power of hope, it is infinite, and I would use it as motivation to forge ahead.

这就是希望的力量，它是无穷大的，我会用它作为前进的动力，勇往直前。

youdao

And that is the power of hope, the belief that something better is always possible if you're willing to work for it and fight for it.

那就是但愿的气力，相信只要自己愿意为之努力和奋斗，事情总会变得更好。

youdao

U.S.officials hope it can be convened before key big-power discussions of the Iranian nuclear issue begin in New York during the third week of this month, on the sidelines of the U.N.General Assembly session.

VOA: standard.2009.09.11

Robert Lauder relishes the movie as a tribute to the power of hope in the face of despair.

WSJ: Woody Allen: A Documentary on PBS; Knights of Mayhem on National Geographic: Television Reviews by Nancy deWolf Smith

While every sports fan appreciates the power of hope, few comprehend the zombie-like power variable rewards can have on the brain.

FORBES: How Sports Infect Your Brain

Yet in the decline of Western power lie the seeds of hope for healthier relations in the future.

ECONOMIST: The decline of Western power in the Arab world is no bad thing