While it’s easy to look at the numbers cited above and conclude that Obama has failed at his mission of bringing the country together, a deeper dig into the numbers in the Gallup poll suggests that the idea of erasing the partisan gap is simply impossible, as political polarization is rising rapidly.

Out of the ten most partisan years in terms of presidential job approval in Gallup data, seven — yes, seven — have come since 2004. Bush had a run between 2004 and 2007 in which the partisan disparity of his job approval was at 70 points or higher…

The realization of that hyper-partisan reality has been slow in coming for Obama. But in recent months, he seems to have turned a rhetorical corner — taking the fight to Republicans (and Republicans in Congress, particularly) and all but daring them to call his bluff.