When you go to watch a movie, or watch a TV show, you are watching a visual story, perhaps even an essay. So many things do, or at least can, go into that essay to move you to a particular emotion. For example:
And given that some of that knowledge seems to have gotten lost over time, it's a good reminder that we need to understand history and what is important to take from it, before moving forward. That in essence is conservatism.