In the Song dynasty, Confucianism, Buddhism and Daoism converged, and the Lixue or Neo-Confucianist school of philosophy arose as a synthesis of the three. Neo-Confucianism held that "heavenly reason" and conscience were one and the same thing.
宋代儒釋道匯流，理學興起，更是天理不外乎良心，良知與心合在一起，都在心上修煉。