President Obama’s State of the Union address was a ho-hum affair. But the official Republican response, from Representative Paul Ryan, was really interesting. And I don’t mean that in a good way. Mr. Ryan made highly dubious assertions about employment, health care and more. But what caught my eye, when I read the transcript, was what he said about other countries: “Just take a look at what’s happening to Greece, Ireland, the United Kingdom and other nations in E...