Oscar was an unlucky sap. Having just spent megabucks on a skydiving class, he dove out of the airplane and pulled the ripcord. The chute emerged, tangled, and he cut it free. He then pulled the cord on the reserve chute, and it also was tangled. He prayed to his God and looked down to the ground below. To his amazement, a woman was coming up with equal velocity. "Hey, you know anything about parachutes?" he shoutedto her, as they passed by. The reply: "No... you know anything about Coleman stoves?"