You're Maureen Dowd, and you're scared. The self-doubt, the "Woulda-Coulda-Shouldas," the whole Robert Frost thing --you know, "The Road Not Taken" -- relentlessly nibbles at the edge of your consciousness. You're Maureen Dowd and you're scared -- Sarah Palin scared. Others -- like columnists Peggy Noonan and Kathleen Parker -- are jealous. But you are scared. You're celebrated, a Pulitzer prize-winning columnist for The New York Times, famed and feared, known as the "Queen of Snots" for eviscerating prose largely directed at conservatives and middle America, which begins at the Hudson River and ends just east of zip code 90210...