Living simply isn't always simple. When Alan Boye first lived in sustainable housing, he was young, idealistic, and not much susceptible to compromise--until rattlesnakes, black widow spiders, and loneliness drove him out of the utilities-free yurt he'd built in New Mexico. Thirty-five years later, he decided to try again. This time, with an idealism tempered by experience and practical considerations, Boye and his wife constructed an off-the-grid,...