Several people signed up for a skydiving course in Hamburg, Germany.
Jürgen, the skydiving instructor, was going patiently through the question and answer period with his excited new students.
Suddenly Wolfgang, the smart-looking office manager, raised his arm and said, “I have a question. If our chute doesn’t open and the reserve doesn’t open, how long would we have till we hit the ground?”
Jürgen looked at him and in perfect deadpan answered: “The rest of your life.”