One day in sixth grade, my classmate Dusty asked, "Ronnie, do you know what the strongest geometric shape is?" Though out of the blue, he seemed pretty confident about this topic--and the answer. I had no idea what he was talking about. I hated geometry and preferred spending time in my head thinking about important topics like recent storylines on "Battlestar Galactica" or “Charlie’s Angels." But he was my friend, so I indulged him. "No," I replied. "A triangle," he said