The Cosmos, the Person, and the Sadhana: A Treatise on Tibetan Tantric Meditation - Paperbackby Yael Bentor (Author) A new translation and interpretation of a seminal fourteenth century treatise on Tibetan Buddhist meditation Sdhana, which translates as "realization," is the primary form of meditation in the Tantric Buddhism of Tibet. In this spiritual exercise, practitioners dissolve their ordinary reality their identity and environment and in its place visualize an awakened being. Eventually they actually transform into this divine being.