Saving our planet requires you to be ambitious in what you aim, and, equally, in how hard you work to reach your goal.

Let us acknowledge and celebrate what youth can do to build a safer, more just world. Let us strengthen our efforts to include young people in policies, programmes and decision-making processes that benefit their futures and ours.

Given the nature and magnitude of the challenge, national action alone is insufficient. No nation can address this challenge on its own. No region can insulate itself from these climate changes. That is why we need to confront climate change within a global framework, one that guarantees the highest level of international cooperation.

With her courage and determination, Malala has shown what terrorists fear most: a girl with a book.

I am not a national leader. If I am a national leader I can speak out all that I want.

We have seen in the past where leaders have not been open-minded or have not been flexible. That's why the people came out to the streets and shouted and chanted for more reforms and more freedoms.

A deal must include an equitable global governance structure. All countries must have a voice in how resources are deployed and managed.