William Hinson, senior minister of First United Methodist Church in Houston, tells about the experience of his brother-in-law Miles when he was a boy taking piano lessons. Trained to locate middle "C" just beside the "W" on the family's Wurlitzer piano, he managed to learn one piece well enough to be included in the usual student recital. The evening of the recital, he strode confidently onto the stage, seated himself at the piano, then froze in horror. The piano was a Yamaha!

This is a metaphorical pictu…