It's definitely nerve-racking to be the center of attention. I'm not the kind of an actor that just craves attention 24-7 - but it's part of the deal. You're the leader on the set.
Is it right to shoot the poor prostitute or a woman who is unfaithful to her husband, or a man who loves another man?
I went to a very academically competitive high school. So I was always quite studious and quiet, just to keep up with the other geniuses who were in my school.