I believe the medium of film is one of the most powerful tools in the modern era to create positive social change. It has the ability to put big, complex, and controversial subjects across in an easy-to-understand and digestible form. It has the power to change someone's perspective on the world in a very short space of time - film has the power to change the world itself.
We live in a moment and a culture when reading is really endangered. There's simply no way to write well, though, if you're not reading well.