I don't actually have anything against anybody, unless their belief precludes everybody else's. I am an atheist and an absurdist and I have been for many years. I've actually taken a huge amount of flack for that.

The thing about changing the world... Once you do it, the world's all different.

The Hulk is the most difficult Marvel property because it's always about balance. Is he a monster? Is he a hero? Are you going to root for a protagonist who spends all his time trying to stop the reason you came to the movie from happening? It's always a dance

I mean, I knew I wasn't a nice person, but what did I do in my past life to deserve this? I must have hit a bus full of nuns while driving a stolen car on my way to selling drugs to schoolchildren!

Everybody who labels themselves a 'nerd' isn't some giant person locked in a cubbyhole who's never seen the opposite sex. Especially with the way the Internet is now, I think that definition is getting a little more diffuse.

If I kill you, you'll be awake, you'll be facing me, and you'll be armed.

When you’re telling a story, you’re trying to connect to people in a particular way … The way in which you guys have inhabited this world, this universe, has made you part of it, part of the story. You are living in Firefly. When I see you guys, I don’t think the show is off the air. I don’t think there’s a show; I think that’s what the world is like. … The story is our lives.