CHICAGOShortly after announcing his retirement, heavyweight champion Lennox Lewis, 38, said Monday that he hopes to continue to make money punching things. 'I have a few other skills, but I'm probably best at punching,' Lewis said. 'Cows, computers, sheets of glassif the price is right, I'll punch it good. I may be retired, but I'm still a powerful good puncher.' Lewis added that he would also be willing to hire himself out by the hour for displays of fancy footwork. 