A few years ago, I returned from a trip of a lifetime to Paris. I come from a blue-collar background and may be the first from either side of my family to travel back to Europe since my ancestors arrived from Wales hundreds of years ago. Believing, as a child growing up, that I might one day travel to some of the great European capitals would be akin to, say, believing that I might travel to Mars. But that did not stop me from yearning to go...