America has slid back again into its own special brand of terrorism-derangement syndrome. Each time this condition recurs, it presents with more acute and puzzling symptoms. It's almost impossible to identify the cause, and it's doubtful there's a cure. The entire forensic team from House would need a full season to unravel the mystery of what it is about the American brain that renders us more terrified of terrorists today than we were five years ago and less trusting of government policies to protect us.