This episode introduces Formless Sphere Consciousness (Arūpāvacara Citta) and the four formless jhānas: infinite space, infinite consciousness, nothingness, and neither-perception-nor-non-perception. It explains how these refined states arise after mastering the fifth form-sphere jhāna and how they relate to the formless Brahma realms. The talk also outlines the twelve types of formless consciousness—wholesome, resultant, and functional—and clarifies their role in meditation and rebirth. Whil...