Europeans aren’t better than Americans—so I can’t figure out why our president is saying sorry to them instead of explaining what makes our country great. I guess I had it coming to me. I mean, I did insult Old Europe this week when I said on MSNBC’s Morning Joe that President Obama’s suggestion that we should celebrate Europe’s union was “ridiculous.” I mocked the idea of celebrating Europe, saying, “What should we do, have a ‘celebrate Europe’ stamp?” What Obama describes as “American exceptionalism” sounds like a political-science professor’s definition of nationalism, not a belief in America’s unique accomplishments and...