Also I can come up with new bits - people yell stuff out and it's a new subject or a subject that I've been thinking about that I haven't done onstage yet and I'll just run with it.
Joe RoganAlthough not considered a martial art, boxing is really a martial art. It's a very limited martial art as long as you agree to just box... but in an actual physical fight against someone who's just a wrestler, you're going to get killed.
Joe Rogan