The Retuned Instrument

When a tuning fork is struck against a hard surface, it vibrates at exactly 440 hertz — the note A. Place it near a piano string tuned to the same frequency, and something remarkable happens: the string begins to vibrate on its own through sympathetic resonance. The struck fork awakens something dormant in the string. Isaiah entered the temple carrying his own frequency — his own plans, his own sense of adequacy.…