"Exactly," said Lily. "And because Harry had never seen these things that you were bringing to him, he didn’t know how to respond properly. I know you’ve never held it against him, for him never thanking you for all the numerous things you’ve done for him, large and small, but Harry feels terribly guilty for taking you for granted. He knows your true worth to him now, but he thinks it’s too late to express his heart-deep gratitude for you always being you ... in any way that would do it suitable justice."