Authors sometimes put deeper meanings into their stories, but really, it's the reader who decides.
Philip Pullman's call for a boycott against the new 50p coin is just the latest Oxford comma controvery.
Behind the magical tale is a deep layer of linguistic meaning.
In his new book, Philip Pullman, once again tackles religion as an oppressive institution. On another level, he continues the quest for explaining human consciousness.
Both systems are dangerous in the wrong hands.