As the young leaders of tomorrow, you have the passion and energy and commitment to make a difference. What I'd like to really urge you do is to have a global vision. Go beyond your country; go beyond your national boundaries

I call on men and boys everywhere to join us. Violence against women and girls will not be eradicated until all of us - men and boys - refuse to tolerate it.

I spend most of my time in South Korea but at least one-third of my time is spent traveling around the world, meeting people, speaking about climate change and sustainable development and trying to foster global citizenship especially for young people. What I observe is there clearly is a need for global citizenship. That is exactly right. We are having troubles around the world. We need global vision.

Since problems spill across borders, security anywhere depends on sustainable development everywhere.

We must unite. Violence against women cannot be tolerated, in any form, in any context, in any circumstance, by any political leader or by any government.

Since [violence against women] is rooted in discrimination, impunity and complacency, we need to change attitudes and behavior - and we need to change laws and make sure they are enforced just like you are doing in Cuba.

Millions of people in nearly 80 countries still live in fear of landmines and explosive remnants of war, which take an unacceptable toll on lives and limbs, and people's livelihoods