If G20 leaders are serious about sustainable growth and job creation and want to stem migration flows and promote long-term stability, education is an essential investment.

In fragile and conflict-affected states, education can insulate children from chaos and insecurity and better prepare them to bring about future stability.

Whether or not you welcome it, moving house requires you to make choices about the past as you move into the future. What of all of your bits of stuff is truly valued? What should be left behind?

Our future growth relies on competitiveness and innovation, skills and productivity... and these in turn rely on the education of our people.

Freedom is about a way of thinking. Freedom is about understanding that you can do anything that you want and freedom is about being able to take information and education and make it relevant to your own growth every single day. Freedom is not staying in the box. Freedom is not doing what other people want you to do.

Wireless is the largest information, communication, and technology platform in history, and mobile broadband is transforming how we can deliver educational materials and experiences to all students. The technology now exists to support learning on a massive scale and advance the 21st century skills needed to compete in the global economy.

New York is the opposite of East Germany, the crown of individuality. That's why I can work well here and find out what I personally think of the pieces I'm learning. I can lay aside all the baggage of German education. In any case, whatever I do, I can't lose it altogether.

Education is a way of empowering people; it opens up so many doors and is fundamental to everybody. And teachers are not often appreciated in the way that they should be.