When I was 26, 27 years old I was running a kitchen in New York, and I was a raving lunatic. The older you get, you figure out you don't need to do that. You realize at a certain point, there's a certain gravity to what you say and what you do. If that's not enough, all the yelling in the world is not going to matter.
It is joyous for any actor to enter other grounds of consciousness and thought. At the end of the day, we just all like dressing up and playing around.