Keeping Hope Alive

Senator Obama's vision of service for the United States boils down to one simple question: Are you useful?

"You know, we reward people a lot for being rich or being famous or being cute or being thin," he says. "One of the values that I think we need to instill in our country, in our children, is a sense, are you useful? Are you useful to other people? Are you making other people's lives a little bit better?"