I always liked Pat Buchanan, even when I didn't agree with him. And he nails what I also thought was one of the most effective moments last night.
What all this change and hope stuff is about (in case you don't get it yet and which Obama explained aound "it is about you" lines in his speech) is the shedding of your cynical beliefs. It is abandoning the urge to tear things down.
The reason why people liked Reagan is because he inspired people. Words matter. Words inspire. Words bring people into action.