Introduction to the Upanishads: Sruti versus Smrti – Overview of the four Vedas and the ten Principal Upanishads – The central problems of the Upanishads – The Upanishads and Indian Culture – Relevance of Upanishads for modern times – A few Upanishad Personalities: Nachiketas, SatyakamaJabala, Aruni, Shvetaketu.