Read it through once

On the other side of the fire the youth observed an officer asleep, seated bolt upright, with his back against a tree. There was something perilous in his position. Badgered by dreams, perhaps, he swayed with little bounces and starts, like an old, toddy-stricken grandfather in a chimney corner. Dust and stains were upon his face. His lower jaw hung down as if lacking strength to assume its normal position. He was the picture of an exhausted soldier after a feast of war.