The context of the following conversation is Riley was always a strict librarian, he gave no one access to the restricted section.:
Riley says Kids were trying to get into the restricted section of the library again today..
The friend responds Is that not allowed?..
Riley responds Of course not its restricted..
The friend responds Then why have a restricted section at all if people can't go into it..
Riley responds Because there's many old and rare books in there!.
The friend responds But it’s a public library..