Steve SimpsonWashington(The author is an attorney at the Institute for Justice, a public interest law firm in Washington.)Mr. Henninger displays the symptoms of the disease he describes in his failure to mention the right's role in polarizing this country: The unremitting Clinton-bashing during the entirety of that administration, groups like the Free Republic, whose leader recently swore hatred for the Democrats who are "destroying the Constitution" and "setting up a totalitarian state," Ann Coulter accusing liberals of "treason," Rush Limbaugh and Bill O'Reilly's constant assaults. Right-wingers have been holding up their end of the polarization of America.******************************** spald: Here's the...