Dr. Cheng had stood outside a patient’s door reading through his notes, looking deflated. It wasn’t an expression Yale had ever seen on him before. It occurred to Yale for the first time that Dr. Cheng was only around his own age. And then he lowered the notes, drew himself erect, took a breath Yale could hear from yards away, and transformed himself into the Dr. Cheng Yale knew. Then he knocked on the door.
