Let's be frank. Neither George W. Bush nor John Kerry, had he made the White House instead, was any kind of threat to nudge out Thomas Jefferson as our most intellectual president. But, for some of us more than others, there should be a statute of limitations on college grades. Here you are at age 58, Bush, or 61, Kerry, solidly set on a distinguished career as a U.S. president or U.S. senator and suddenly - THWACK! - your mediocre college grades get hashed out in the press (Kerry) or rehashed (Bush). The New Yorker, not the friendliest venue for...