" His elbows cracked loudly when he straightened his arms, and something hitched and snapped in his right shoulder when he moved it the wrong way; a general stiffness of his frame worked itself out by halves through most mornings, and he labored like an engine through the afternoons, but he was well past thirty-five years, closer now to forty, and he really wasn't much good in the woods anymore. "

― Denis Johnson , Train Dreams