A United Nations that will not stand up for human rights is a United Nations that cannot stand up for itself.

Young people should be at the forefront of global change and innovation. Empowered, they can be key agents for development and peace.

One of my biggest regrets was the fact that as an institution and an international community we could not stop the war in Iraq. That really was very difficult and very painful. Every fibre in my body felt it was wrong. I spoke to leaders, we spoke to people, we tried... we couldn't stop it... and we see the results.

I am often asked what can people do to become a good global citizen? I reply that it begins in your own community.

Justice has taken its course and the authority and legitimacy of the legal process must be respected.

I think that in the West, many citizens, especially younger citizens, take their freedoms and institutions for granted and focus on their frustrations with their governments' inability to solve pressing problems.

Our biggest challenge in this new century is to take an idea that seems abstract - sustainable development - and turn it into a reality for all the world's people