Matilda and her use of Libraries, Part 2

Harry Wormwood: Where'd all this come from?
Matilda: The library.
Harry Wormwood: The library? You've never set foot in a library. You're only four years old.
Matilda: Six-and-a-half.
Harry Wormwood: You're four!
Matilda: Six-and-a-half!

- Matilda, Matilda, 1996