The selective nature of taboos in American political and media culture has been exposed this week. Democrats are free to impugn their opponents’ decency and patriotism while Republicans never are allowed to do so. Speaking at a “private” dinner for Scott Walker (note: only Democrats are permitted to have truly private events), Rudy Giuliani violated one of the taboos of American politics with these words: "I know this is a horrible thing to say, but I do not believe that the president loves America." There is a norm in American politics to presume that all issues and disagreements are between people who are patriotic and love America, except for Republicans and conservatives. In other words, only Democrats must be presumed to be patriotic and full of love of country.  For example, Democrats are free to attack the Tea Party, which they have lumped together with terrorists. The Republican-controlled House was even called...(Read Full Article)