I did a lot of stunts, so the harness work isn't foreign to me either.
I competed in track for 10 years and have been doing kickboxing forever.
It's all about exploring the more unpredictable aspects in the character, not just fighting people.
It doesn't help anybody to put out a bad script.
In the beginning, people think vulnerability will make you weak, but it does the opposite. It shows you're strong enough to care.
I can't say that I've made the transition to movies.