Yesterday, Karl Rove warned Republicans that, depending on how President Obama handles all of the shutdown hullaballoo, it could actually help him with the public. On Hardball today, Chris Matthews and his guests looked into how the President was doing. While the entire panel agreed that it behooved Obama to appear like a “compromiser” and an adult in a city of bickering children, Matthews pointed out something else that would help him; the President’s pearly whites. After watching a clip of Obama, this was Matthews’ assessment: