I don't have emotions about a lot of things. I rarely get angry, I rarely cry. I guess I do get excited a lot, but I don't get sad and enormously happy. I think a lot of people who talk about all that crap are lying. Right now I'm just trying to maintain happiness — that's all I really care about. Anyway, when you're my age and your hormones are kicking in, there's not much besides sex that's on your mind.

I've changed. You can't help it. Your mind starts working in a different way. You feel really scrutinised by people.

Climate change is severely impacting the health of our planet and all of its inhabitants, and we must transition to a clean energy economy that does not rely on fossil fuels.

I have the same problem as Edward Furlong. I'm so thin!

I feel a moral obligation to speak out at this key moment in human history - it is a moment for action.

We're at risk of losing this iconic species for all time. Once it's stripped of its natural instincts, it's no longer a tiger. But there's a lot of species like that. The more intriguing thing, throughout Asia, a lot of these countries are selling off their jungle-and-forest rights for oil and for paper-and-pulp companies.

From an outsider's perspective, it's amazing what [Clint Eastwood] does. If he's not directing a film, he's acting in it, or rather he's composing the music for that film. His commitment to what he does is astounding for all of us to witness. It's inspiring, actually.