Politics is a rough game, and it is the rare candidate for public office who could not benefit from a little smacking around.Still, there are unwritten rules even for politics. And one rule says that you don’t stand behind a squealing microphone and suggest your opponent should be shot.Kinda bad taste, ya know?Coming home with a bruise or two, well, that’s part of the monkeyshines and the tomfooleries of the business.But coming home with a .38 hollow point in your cranium, well, that’s going a little far.Donald Trump, whom comedian Jon Stewart describes as a “man-baby,” likes to talk tough because he does not look tough.