A majestic cathedral in Northern Europe was known for its magnificent organ. Unlike the electronic organs of today, these organs depended on a man who would pump by hand the air needed for the organ to produce its great sound.

A guest organist was scheduled to play for a 4:00 recital featuring the works of Mozart and Mendelssohn. This brilliant guest organist bowed before the crowd and said, "For my first selection I will play a piece by Mozart." He sat at the organ and began to press the keys but absolutely no sound came out. He attempted a second time but again to no avail. This time, very aggravated, he said loudly, "For my first selection I will play a piece by Mozart." He returned to the keyboard but still no sound. Suddenly he heard a voice from behind the organ, "If you don't say w…