"How long have you been driving without a tail light?" asked the policeman after pulling over a motorist.

The driver jumped out and ran to the rear of his car. He put his face in his hands and gave a long, painful groan. He seemed so upset that the cop began to feel sorry for him.

"Come on, now," the officer said, "don't have to take it so hard. It isn't that serious."

"It isn't?" cried the driver. "Then you know what happened to my boat and trailer?"