The charge of racism has been leveled against critics of President Obama’s health-care reform by everyone from New York Times columnists, racial activists, and Democratic legislators to senior statesmen like Jimmy Carter (“It’s a racist attitude”), Bill Clinton (“some . . . are racially prejudiced”), and Walter Mondale (“I don’t want to pick a person [and] say, ‘He’s a racist,’ but I do think the way they’re piling on Obama . . . I think I see an edge in them that’s a little bit different”)...