I used to tell myself that it was the August heat that drew me away from that tarmacadam road and into the woods behind a corporate office plaza in Danvers, Massachusetts. In that plaza, I worked on the second floor of one of the lookalike buildings with their rows of matching windows and their glassy foyers. Most lunchtimes, I pulled on a winter coat or stripped off a summer blazer to power-walk the service road that looped through the car parks and buildings....
