Fifth Shape Tuning Fork
Strike the four familiar shapes and watch the hollow answer. The goal is not to erase the fifth shape; it is to leave it tuned between silence, hum, and speech.
Tuning state
Waiting for the first call.
Silence50
Hum50
Speech50
Treble
Alto
Tenor
Bass
Call any shape. Repeating one shape too often makes the hollow mistake preference for law.