Lewis wants his readers to re-examine our presumptions about everything from modern education and science to ‘the West’ and contraception. Recognizing this can help us understand why the novel has so divided readers.
Norse mythology, unlike the Sacred Scriptures, does not present readers with loving and merciful divinities. The Norse gods are violent boozers, many of whom seem to spend most of their time playing practical jokes and fighting giants. And yet there is a great power to the tales.