Rushing to Sunset: Hiking in the Himalayas (Young) and Grand Canyon (Old)

In the preface to Rushing to Sunset, the author says, "This isn't a book about aging, but it could be. I'm anxious about the aging thing . . . My fear is feeling and acting old . . ." She goes on to describe two extreme physical and mental challenges she undertook at different times in her life-one when she was young and the other when she was old but felt young. She was twenty-six years old when she agreed to accompany a medical student on a thirty-day, three-hundred-fifty-mile trek to the...