Other people, including me, have written books with main characters who were old and rich. Or old and brilliant. Old sages, old wizards, old rich people.
So when I got out of the military, I went back to school in biology, and earned a biology degree at the University of Texas, and then did some graduate work in it.
When a person responds emotionally to intellectual things, or emotionally only to traditional emotional things - I find that an interesting break between myself and some other writers and fans.
You can also make explicit certain social problems which, again, would be prejudged or not encountered at all in real life, because people have set up defenses against it. Fantasy allows you to get past defenses.
