奥义书——吠陀传统的哲学核心，阐明梵、真我、知识、行动与解脱的本质。十部主要奥义书，另加精选的毗湿奴派小奥义书。
"The Secret of Sarasvatī": a hymn to the goddess of speech and an examination of what holds every word together. Toward the end it turns to the dispute over non-duality, and we examine it on the merits.