George W. Bush was said to be a walking gaffe machine. Late night comedians had eight years of fertile ground for material about the former president’s fumbling vocabulary. Indeed, books, calendars and other materials were published touting “Bushisms.” But if loose lips sink ships, Vice President Joe Biden and Senate Majority Leader Harry Reid could take down a carrier division. Like Biden, Reid has a penchant for uttering inanities and not even realizing how stupid he sounds.