In the first, we remain within the realm of homeostasis, of negative feedback, of ‘swings of the pendulum’. There is a natural reaction, resulting in a return to the authenticity of the right-hemisphere world itself.
McGilchrist uses the pendulum as the central figure for cultural homeostasis, contrasting restorative oscillation with the pathological positive feedback that entrenches left-hemispheric dominance when the corrective swing fails.
, The Master and His Emissary: The Divided Brain and the Making of the Western World, 2009thesis