It's an ancient idea that the leader of a democracy should not be the cleverest but the most average. That's an arguable point, but the world has decided otherwise - except in America, where it still divides the country right down the middle.
To be at acting school, it was kind of the first time you felt the freedom to be as much of yourself as you wanted. People weren't going to judge you.
I'd rather do a part because I want to, not because great things are expected of me.