His pacing seemed loud in the small flat now that the water had stopped. He picked one foot up, set it down, the floor creaked, and then he repeated the entire exercise. He could feel his hands curling into fists and then uncurling as he tried and tried to force his brain to find the answer.  He hadn’t even been nice to her. They’d never shared a single moment of kindness between them until she arrived at his parents" house, desperate. He had mocked her for years, but so had so many other people. Goyle had never had a nice thing to say about her. Theodore Nott had snickered behind his hand. He remembered Blaise Zabini looking at her one day in the library their third or fourth year and saying, "I swear, the Muggle-borns get less attractive every year."