“The kind of intuitive understanding that most of us have for friendship, for family relations, for collegial getting along, Archie had for motors, for power tools, for electricity, plumbing, and construction,for how all things were put together and how they could betaken apart.” He could fix or build anything without any instruction and seemingly without trial and error—an ability that seemed magical to my sister and me. But relationships had him stumped when they moved beyond bantering.”