Complex sentence: The movie is a western starring William S. Hart, but rather than finding it sinful, Will is charmed and the following Sunday, preaches a sermon advising his congregation that young people may have something to teach their elders.
Split into simpler sentences: The movie is a western starring William S. Hart, but rather than finding it sinful, Will is charmed. The following Sunday he preaches a sermon advising his congregation that young people may have something to teach their elders.