The art of editing is like brass shining. It takes a dull, lifeless surface, marked with blemishes, and rubs it all up bright and clear. — When I was a boy I loved to sit at the kitchen table with a bottle of Brasso and various golden household objects in front of me. A couple of heart-shaped ashtrays, a domed tin that contained old keys and other mysterious bits and bobs, a pair of candlesticks, and…