“It had taken William a while to get a handle on the differences between the twins, but he now had no trouble telling them apart. Cecelia always had flecks of paint on her hands and clothes, and she went from good-spirited to annoyed with startling speed. She liked to try out stern looks on people, in a way that reminded William of Julia. Emeline was more placid and slower to react than her twin. She was the quietest of the four sisters, but when the phone rang in the small house, it was usually a request for Emeline to babysit. William once had the thought that his fiancée seemed to stride about the world with a conductor’s wand, while Sylvie brandished a book and Cecelia a paintbrush. Emeline, though, kept her hands free in order to be helpful or to pick up and soothe a neighborhood child. Every time Emeline had seen William since his injury, she’d asked if she could carry something for him or open the door”