10.20 Gudakesa, O Gudakesa-gudaka means sleep, and isa means master; master of that (sleep) is gudakesa, i.e. one who has conered sleep; [See also under 1.24.-Tr.] or, one who has got thick hair; aham, I; am the atma, Self, the indwelling Self; who is to be ever-meditated on as sarva-bhuta-asaya [Asaya-that in which are contained the impressions of meditations (upasanas), actions and past experiences.]-sthitah, residing in the hearts of all beings. And, by one who is unable to do so, I am to be meditated on through the following aspects. I am capable of being meditated on (through them) becasue aham, I; am verily the adih, beginning, the origin; and the madhyam, middle, continuance; ca, as also; the antah, end, dissolution; bhutanam, of (all) beings. 'I am to be meditated upon thus also:'