I've seen two movies lately, one very funny ( Wedding Crashers ) and one infuriatingly stupid ( Must Love Dogs ), but both baffling in their lockstep to happily-ever-afterland. Why does romantic love, the kind that doesn't occur in life except fleetingly and disappointingly, still play to the crowds? I give the impecunious boat-builder and the petit bourgeois schoolteacher five years at the outside -- he's not going to keep her in end-tables. And Daddy's Little Girl will have ditched the immature arriviste long before that. Why, in an era when men and women can barely achieve détente, in a...