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。
Twenty-two verses on how the mind binds and how it frees: "the mind itself is the cause of bondage and freedom." It ends by carrying abstract knowledge through to the Person to whom it leads.