It is a way we reassess our past. We can do that in poetry in ways we can't do in prose.
We have a country that wants to believe it is the best in everything, but until all of us embrace the idea that health care should be a right, not a privilege, our system cannot be glibly described as, quote, 'the best in the world.'
I would think flying would be pretty cool. You would be able to fly away from all your enemies and get where you're going much faster. But being invisible? You probably wouldn't use that for the good of man.