Just found this article. It has lots of applications for people in all sorts of artistic and cultural fields. It’s not a perfect article (surprise – and read one or two of the comments posted) but it’s outstanding. It emphasises the importance of metaphor (Show, don’t tell) and makes a good case for why film directors with a Catholic background are better suited to movie-making (they understand iconography, whereas evangelical Protestants are so into the ‘word’ that their work risks degenerating into propaganda).
Here’s the link: