It's February in Ohio. It is snowing, and going sledding dominates all thought. I look at my little brother, Oliver, and smile. I am the oldest of five, so, naturally, I exploit my siblings’ cuteness from time to time. “Dad! Let's go sledding, please, please...” I say goodbye to Mom who will have hot chocolate ready for us when we come home. It is a typical day in my wonderful childhood. One month later. The snow is completely gone now,...