The MahÄvÄkyas are “The Great Sayings” of the Upanishads, as characterized by the Advaita school of Vedanta with mahÄ meaning great and vÄkya, a sentence.
“It discusses the syllable Aum; presents the theory of four states of consciousness; and asserts that Aum is Brahman â which is the Whole â and that Brahman is this…
“This final truth is essentially the final teaching on the spiritual path for those who are ready to assimilate the truth by overcoming the last obstacle.”