Upanishads, in the words of Adi Shankaracharya, are known as Ātmavidyā (knowledge of the self) or Brahmavidyā (knowledge of Brahma).This ancient and timeless stream of knowledge needs no introduction to state its relevance in present modern times. What is needed is the cleansing of the dirt that has accumulated around it through ages, in the name of superstitions, superficial treatments, esoteric rituals, methods, entertainment―resulting...