“When he first got put on a train to the school, after his mother announced she would be leaving to do her missionary work, just weeks after the night his father left for ceremony and never came back, the roar of the train was so loud he thought there was something coming out of his ears, so he held his hands against them and tried not to think of an iron horse carrying them inside it, him and Opal and the rest of the children off to an iron world, where everything was too hard to not end up hardening them, and too heavy to not end up crushing them.”