נ"א) ... So, in emptiness, there are no eyes, no ears, no nose, no tongue, no body, no mind (6 Internal Sense Bases). There is no seeing, no hearing, no smelling, no tasting, no touching, no imagining (6 Faculties). Nothing is seen, nor heard, nor smelled, nor tasted, nor touched, nor imagined (6 External Objects). ... / 6 x 3 = 18, from the Heart Sutra
I decided to pin this picture because it demonstrates Gloucester's loss of power. With the physical loss of his eyes resulting in utter and literal blindness, he was definitely in deep emotional state. Since he became insane his mind pondered vulgar thoughts of suicide and this picture makes evident his loss of sanity and power as a whole.