For most of us, that perfect retort or witty reply often escapes us when we need it most, only to come to mind with perfect clarity when it's too late to be useful. The twentieth-century writer Heywood Broun described this all-too-common phenomenon when he wrote Repartee is what we wish we'd said. In Viva la Repartee, Dr. Mardy Grothe, author of Oxymoronica, has lovingly assembled a collection of masterfully composed -- and perfectly timed...