....Tough-guy politicians may not actually make the best leaders, but they've been shown to be popular with voters and able to win major elections. Currently, no other leading candidate (not Mitt Romey, Ron Paul or Michele Bachmann) in the Republican field comes across as more macho than Perry. Evidence of Perry's machismo is surging on the internets. The Twitter feed @RickPerryFacts is a constant stream ofChuck Norris-esque statements about Perry. They're funny, but I also can't help but think they don't speak to a yearning of some part of the human psyche: A basic desire for a strong, tough-guy leader....