" India is waiting for her own divinely appointed apostle, who, whether Brahmin or non-Brahmin, shall connect Christianity with India's religious past, and present it as the true Vedanta or completion of the Veda and thus make it capable of appealing to the Hindu religious nature."
His great achievement was the perfecting of the Mimansa or Vedanta philosophy.
So great were his learning and piety that he was regarded as an incarnation of Siva, and his works (commentaries on the Vedanta Sutras, the Bhagavad Gita and the Upanishads) exercised a permanent influence on Hindu thought.
In northern India, the professed followers of Sankara are mainly limited to certain classes of mendicants and ascetics, although the tenets of this great Vedanta teacher may be said virtually to constitute the creed of intelligent Brahmans generally.
Whilst Sankara's chief title to fame rests on his philosophical works, as the upholder of the strict monistic theory of Vedanta, he doubtless played an important part in the partial remodelling of the Hindu system of belief at a time when Buddhism was rapidly losing ground in India.