J. R. R. Tolkien villain, Gilles de Retz. Incidents in both "The Hobbit" and "The Lord of the Rings" are similar in narrative and style to the novel, and its overall style and imagery have been suggested as an influence on Tolkien. Tolkien was inspired by early Germanic, especially Old English, literature, poetry, and mythology, which were his chosen and much-loved areas of expertise. These sources of inspiration included Old English literature such as "Beowulf", Norse sagas such as the "Volsunga saga" and the "Hervarar saga", the "Poetic Edda", the "Prose Edda", the "Nibelungenlied", and numerous other culturally related works. Despite the similarities of
J. R. R. Tolkien the novel, stating he preferred applicability to allegory. This theme is taken up at greater length in his essay "On Fairy-Stories", where he argues that fairy-stories are so apt because they are consistent both within themselves and with some truths about reality. He concludes that Christianity itself follows this pattern of inner consistency and external truth. His belief in the fundamental truths of Christianity leads commentators to find Christian themes in "The Lord of the Rings". Tolkien objected strongly to C. S. Lewis's use of religious references in his stories, which were often overtly allegorical. However, Tolkien wrote that the