At some point in your career, someone is going to tell you, "This stove is hot. Do not touch this stove." And the weird thing is, you'll want to touch it. But resist that urge, man.

Kate Winslet also happens to be one of my close friends who I goof off with like crazy. It was a reunion of two people who, I guess, are a little bit older, a tiny bit wiser but ultimately were the same as they were when they were 21.

Right now, our mother -- our mother -- all of our mothers, Mother Earth is hurting. And she needs a generation of thoughtful, caring and active kids like all of you to protect her for the future. You can help us win the battle to clean up our air, our water, our land, to protect our forests, our oceans and our wildlife.

Now is the time to divest and invest to let our world leaders know that we, as individuals and institutions, are taking action to address climate change, and we expect them to do their part this December in Paris at the U.N. climate talks.

I have learned from my experiences in this industry that there is absolutely no way to control people's opinions on your performance in your movie. You go out there, promote your film and hope people like the work you did.

I think the environmental movement is the biggest people's movement in the world. Unfortunately, our governments and corporations haven't responded accordingly to protect our planet's natural resources.

I sometimes have to look back and say, "Wow, this is amazing what has happened to me. I have been able to fulfill a lot of these dreams that I had when I was very young." It's a pretty amazing feeling. But at the same time it becomes addictive!