I love golf. But do you know how I got good at golf? Because of Charles Barkley. I was playing with Charles, Michael Jordan and Roy Green, and Charles was talking so much trash. On every shot, he was talking trash. So I left the tournament, and I went and practiced for a year and half.
There is an art to acting, and there are techniques that are acquired. You can be as emotional as you'd like, as a person, but figuring out ways that you can bring specific emotions at specific times and have them be true, and relating to someone as someone that they're not, is a lot.