This text contains the core teachings of two Upanishads; the Chandogya Upanishad and the Brihadaranyaka Upanishad. .The Chadogya Upanishad reveals that everything in the universe is interconnected. It explores the various philosophical concepts of Brahman and Atman. The Brihadaranyaka Upanishad throws light on the notion of self, the universe, and liberation (moksha). Together, they provide a wealth of information regarding spirituality and philosophy. Order from Giri UK.