金剛經纂要刊定記 1.8

1.8

Having understood the relations of subject and object, presence and absence in the title, one must understand the depth and shallowness of the doctrine within the title. "Vajra" has three meanings: hardness, sharpness, and brightness. "Prajñā" also has three meanings: ultimate-reality, contemplative, and literary. "Sūtra" has three meanings: constant, threading, and holding. "Commentary" (shu) also has three meanings: making通畅 (unobstructed), deciding, and arranging. "Treatise" (lun) means discussion, and also has three meanings: discussing principle, discussing wisdom, and discussing practice. "Compilation of essentials" (zuanyao) also has three meanings: essential doctrines, essential practices, and essential texts.