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.
If you've been told all your life that you're good-looking, people just flock around you and you never really have to try or have to learn an interesting craft, skill or hobby - or even have depth.
I swear I will do everything in my power to change the situation in Tibet where human rights are being suppressed. Tibet seeks freedom and democracy and we agree on those values.