The human being is not what he seems to be. He is not one person but five-fold, one covering another. The outermost person has to journey within to his inmost Self and return to the surface a new being altogether, according to the Taittiriya Upanisad. The high importance of this classical Upanisad as exclusive treating, among other things, of the five Kosas (sheaths of the Self) cannot be overemphasized. As the doctrine of the Kosas is pivotal to Vedanta on its ...