Not long ago, a hard-rock singer reknowned for his notorious over indulgence in mind-altering drugs appeared on television to scream, lunge, and gyrate through one of his bestselling songs. Inasmuch as the rather badly garbled words were totally incomprehensible to me, I turned my attention to the bizarre, uninhibited attire of this widely heralded "artist." Not to dwell on the flamboyance of his appearance, I wish only to point out that dangling from an expensive chain around his neck was a large cross. Perhaps it was there as a counterstatement, a message of rebellion to institutional religion, or perhaps he simply counted it as an attractive piece of jewelry. I do not know. But more and more, the cross is appearing on necklaces, earrings, bracelets, and the like as fashionable symbols, …