Mandukya is a small Upanishad potent with the explanation of the s ?Om?. With the help of ?Omkara? the world as well as Man are explained. The 3 states of the mind - waking, dream and sleep are elaborated with reference to the inner soul. The Tamil title meaning ?Be one with yourself? points out the theme of this Upanishad. The 12 verses are given in Devanagari and Tamil, along with word for word meaning in Tamil followed by explanation in Tamil.