That is a truly strange little animal. Purring is not a sound Septimus would have expected out of him.

"Well, we can make sure the kids know the rules. I'm sure some of the little ones will leave off if they know they shouldn't," he assures Aang. "What is he?"

As he says it he's started trying to sort things into piles. It doesn't always work, because these are not games he is familiar with.