It opens peoples eyes in a way.it changes the way people see things from a different perspective because your opening up different options and possibilities to that issue or discussion.it will make you think about both sides of each social issue or political issue.
"A Cub Pilot" by Mark Twain had a theme of inspiration. It was about his experience as a steamboat cub pilot in Mississippi, which would later inspire him to create the setting for his stories about Tom Sawyer and Huckleberry Finn.
Based on my interpretation of this website, I believe it's the astronomers. :)