RED FOR LUCK The little man scuttled up to the roulette table. He looked shrunken and sick. He placed twenty thousand on red. The croupier spun the wheel, then dropped the little white ball. It raced around the wheel, slowed, and dropped-red. The little man sat unmoving as the chips piled up on the green felt. He left them all on red. Red came up again, and the crowd pressed close to him. Then again-and again, and the crowd watched intently as his...