Tolkien thought there were too many elements that clashed: a Father Christmas and an evil witch, talking animals and children. He did not like allegory and thought Lewis's book was too pushy in a Christian sense.  -   Norman Stone     Quotes
Tolkien thought there were too many elements that clashed: a Father Christmas and an evil witch, talking animals and children. He did not like allegory and thought Lewis's book was too pushy in a Christian sense. Norman Stone
 Animals