Astrid waited a moment before responding. Finally she said. "No we don't. We don't have any siblings or anything. Do you? What do you know about Hogwarts? Terra said that according to "Hogwarts a history" it is an ancient castle that was built by four wizards. Each house is named after one of the founders. I wonder which house we'll be in. Do you know?" Astrid spoke quickly but in a friendly manner. 

McCarthy followed the kid who had knocked into one of his students with his eyes. At David's comment he gave a nod. He had been thinking the same thing. A 1st year followed David through the barrier. He saw some stragglers, and it was getting close to 11. He was ready for this to be over.