You are better at math than me the robot answered and Bogert smiled. When the mathematician spoke again he spoke slowly. Herbie there's omething maybe you can He stopped. Hherbie nodded and Bogert continued. Lanning is nearly seventy Boget said. He's been the director at this company for nearly seventy Bogert said. He's been the director at this company for nearly thirty year. Bogert sighed. And who will be the next director? You are the next director said Herbie. Bogert worked until five a.m. After four hours of sleep he returned to his desk. He wrote many pages of calculations.