I don't know if it's harder but when you're playing a real person you want to honor their memory - even if they're a criminal or someone that the public loathed. That can be challenging.
“Sometimes I get a little manic and you can't stop me. I'm all over the place. I have fun.”
“The patriot who feels himself in the service of God, who acknowledges Him in all his ways, has the promise of Almighty direction, and will find His Word in his greatest darkness.”