Albus Severus Potter: Dad, what if I'm put in Slytherin?
Harry Potter: Albus Severus Potter, you were named after two headmasters of Hogwarts. One of them was a Slytherin and he was the bravest man I've ever known.
Albus Severus Potter: But just say that I am.
Harry Potter: Then Slytherin House will have gained a wonderful, young wizard. But, listen, if it really means that much to you, you can choose Gryffindor. The Sorting Hat takes your choice into account.
Albus Severus Potter: Really?
Harry Potter: Really.
Albus Severus Potter: But what if I'm put into Hufflepuff?