I have been urging the leaders to listen to the aspirations and challenges of their own people, and engage in dialogue and take very bold measures. Normally, to their regret, these measures and bold reforms come too late, too little.

You are already leaders. Your ideas, your actions and your decisions make a difference. More than any other generation, you have a voice. Social networking is changing how we interact - and it can change our world. You are in touch with peers from around the world. You understand the power of instant communication. I appeal to you to use that power for the common good, the power of communication and the power of networking.

SUSTAINABLE PEACE IS POSSIBLE ONLY WITH WOMEN'S FULL PARTICIPATION, their perspectives, their leadership, their daily, equal presence wherever we seek to make and keep the peace.

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

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

One of the main lessons I have learned during my five years as Secretary-General is that broad partnerships are the key to solving broad challenges. When governments, the United Nations, businesses, philanthropies and civil society work hand-in-hand, we can achieve great things.

We must follow the wisdom of the Brundtland Report. We must pursue development that meets the needs of the present generation without compromising the ability of future generations to meet their needs.