He does not fall into slumber so much as a daze, so much as a contemplation. Smaug rolls this way and that, flicks his tail and licks his paws so they will stick to the gold as he walks to another pile, slithers to another haul of the same glinting, enchanting treasure. It is his, and his only.
Hobbit, Smaug like a cat with a blanket, except it's gold