The fact that Obama is getting criticism from the left and the right might reflect his understanding of the underlying political dynamics.

Once a popular Alaska governor with a modest record of accomplishment, Palin could conceivably revive her reputation in this era of short memories. But it's hard to imagine her name atop the GOP ballot in 2016, when a cast of heavyweights who sat out 2012 will be vying for the nomination.

Barack Obama won a second term but no mandate. Thanks in part to his own small-bore and brutish campaign, victory guarantees the president nothing more than the headache of building consensus in a gridlocked capital on behalf of a polarized public.

To be fair, my analysis failed to spell out Obama's first-term accomplishments, although I did acknowledge his 'enormous skills' and tried to focus readers on the distinction between good and great presidencies.

Books should be right up there with exercise and diet as something that don't just entertain us but heal us. They tell us we are not alone and fix the pieces of us that can be shattered by reality. They are teachers, and they are friends, and we should never contemplate a world - or a life - without them.

I'm a person who has always been clear about my love of music and vocal about trying to live in a way that lends itself to health.

The Recovery plan will put money in the pockets of the American worker, create and save millions of new jobs and invest in crucial areas such as health care, education, energy independence and a new infrastructure.

So when you tell a joke, you want to make someone laugh, or if you tell a story about someone who had a heart attack, it may be because you want the listener to exercise. Stories are tools to create social cohesion and to get humans to strategize together.