Although it is difficult to pinpoint the physical base or location of awareness, it is perhaps the most precious thing concealed within our brains. And it is something that the individual alone can feel and experience. Each of us cherishes it highly, yet it is private.
Consciousness at the Crossroads: Conversations with the Dalai Lama on Brain Science and Buddhism (ed. Shambhala, 1999) - ISBN: 9781559398176