It's intuitive in terms of when I read a piece of material or I hear about a project. I'm a writer, so I've written movies. I've read at this point thousands and thousands and thousands of screenplays. So if something gets me, then I don't ignore that.

I fell in love with a civilian. Not an actress and not a famous actress at that. Because then the attention doesn't double - it grows exponentially. Because then suddenly everybody wants to be in your bedroom. But I don't really give them anything.

I've been really lucky. I'll completely forget that I'm a celebrity. And then something will happen, and I'll go, 'Oh, right.'

Now that I have kids, I'm probably more overprotective than I've ever been. My wife's nickname for me is "red alert." I sometimes check just to see if the kids are breathing. But I try not to be a helicopter parent.

I'd love to be a dad. I hope I'd be great at it. That's every man's fear, yet his most important job.

We're here for such a short time. When your great-great-grandkids study history, don't you want them to be proud that you were part of the solution?

Clean water is only as far away as the nearest tap, and there are taps everywhere. There's a faucet everywhere. But the reality is, the water in our toilets is cleaner than the water that most people are drinking.