Richard Cohen is disappointed. Obama isn’t making use of his “teachable” moments. What—the grand teacher, the magnificent orator, isn’t imparting wisdom to us or convincing us on racial-profiling or health care or much of anything else? Not really. Cohen doesn’t say a lot about the content of Obama’s messages, but he sure has plenty to say about Obama himself—such as “his distinct coolness [and] an above-the-fray mien that does not communicate empathy.” I think he means Obama is a snob. Cohen can’t quite bring himself to put it in those terms, but he does concede that “the country needs health-care...