“Grocery store guilt. It’s an ugly thing, but I experienced it just the other night. This never happens at my regular grocery store, which I usually manage to navigate with at least a modicum of decorum. But every now and then, intrigued by its glossy Monday newspaper inserts, I go to a local discount grocery just to see what tasty stuff I can buy cheap. So one recent evening I dragged my wife along and, within 10 feet of the door, was hooting at the stuff that began filling my grocery cart. ‘Oooh! Oooh!’ I cried. ‘Look at the price on those Pringles!’ ‘We don’t need a tube of Pringles,’ my wife said. ‘I couldn’t agree more,’ I replied. ‘We need four.'”