July 4th parade in Huntsville, Utah, population 608. Parade entry: A limousine escorted by teens dressed as Secret Service agents, a white man in a suit wearing a Barack Obama mask. Signs on the limo disparage the president’s record. Seeing this, I rushed to my office — outraged, I tell you! — to write about hate, about how it’s flat-out racism behind many people’s disapproval of President Obama, about the difficult dance of free speech. Sitting down to write, I sensibl