Yes, I don't want to quarrel about magical theory, of all things. It isn't even a class I like very much. I don't suppose it matters which of us is correct, anyway. So long as we each go back to the right place and time, when we go home.
That's awfully decent of you. A muggle boy told me that they were made from dogs. I'm glad it wasn't true! I didn't eat any, just in case.