Campaigning for President is tiring

Barack Obama gives fatigue as a reason for his “10,000 deaths” slip-up. Volokh says campaigning for President is indeed tiring. But it should be, as Glenn Reynolds points out:

Of course, being president is tiring too, and one of the arguments for a grueling campaign season is that it weeds out people who don’t function well when tired.

Makes me wonder what kind of surgeons we’re going to have in the future with the current work-hour restrictions in place.