A lucid exposition of the wisdom enshrined in the Vedas, the Upanishads and the Bhagavad Gita together with a chapter on the general features of Indian philosophy.
I am the thread that runs through all these pearls, and each pearl is a religion or even a sect thereof. Such are the different pearls, and God is the thread that runs through all of them; most people, however, are entirely unconscious of it.
-Swami Vivekananda