A deeper consolidation of insights from Neo-Confucian philosophy, including the elucidation of the grand ultimate 太極 and duality of form (理) and material force

A deeper consolidation of insights from Neo-Confucian philosophy, including the elucidation of the grand ultimate 太極 and duality of form (理) and material force (氣), schematized in the diagrams of, among others, the tenth-century northern Song Dynasty thinker Zhou Duni 周敦頤 and the Korean Joseon-era philosophers Kwon Keun 권근 and especially Yi Toegye 이퇴계 in his "10 Diagrams on Sagely Learning 聖學十圖".