"I've no doubt," said Harry. "Elves are remarkable creatures, very resilient, too. And Sally is very taken with you. I think she sees you as a big sister-type, so going to your aid wasn't even a question in her mind. She's quite possessive of you, in case you haven't noticed. She cant stomach the idea of letting any other elf have her job, so she was determined to make sure that she recovered just fine."