South Sudan is the youngest nation on the planet.

I learn the lines as soon as I can and then the challenge really, for filming, is to show up and be there and respond to what's around you. That's where the gold dust is. It's really strange, no amount of preparation will help you with the magic of spontaneity on the day [of filming].

I try not to make plans. God always laughs at your plans. I’m going to keep the door open, and keep the page blank, and see what gets painted upon it.

We should just thank each other for our time. For the rest of our lives.

I think everyone should pursue their dreams. Whether you want to play football, act, sing, become a writer or whatever you have burning inside you as you’re growing up, you should pursue it.

What I learned in Guinea is that we are all responsible for the state of our world. The world - and the system by which we trade, share, cooperate and conflict - is clearly not working. We are only as strong as our weakest members. UNICEF is run at every level by strong, relentlessly energetic, deeply capable people who use that strength, energy and capability to help those who need it most: the weakest, most disadvantaged women and children of our world. All I can do now is help make people aware of what is happening, of what they are doing. That is all that I can do. For now.

Vietnam is absolutely breathtaking. I've never been to that part of the world before and it is an area of such natural beauty.