...and suddenly they were aware of two small figures lying on it at their ease, grey-clad, hardly to be seen among the stones. There were bottles and bowls and platters laid beside them, as if they had just eaten and now rested from their labour. One seemed asleep; the other, with crossed legs and arms behond his head, leaned back against a broken rock and sent from his mouth long wisps and little rings of thin blue smoke.
-J.R.R. Tolkien: The Lord of the Rings: Book 3, chapter 8 'The Road to Isengard'