One of the most famous composers had a rebellious son who used to come in late at night after his mother and father had gone to bed. And before going to his own room, this rebellious son would go to his father's piano and slowly, spitefully… and loudly would play a simple scale, all but the final note. He would play, "Do-Re-Mi-Fa-Sol-La-Ti…" and then he wouldn't strike that final "Do." Then leaving the scale unfinished, he would retire to his room.

Meanwhile…