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

The current model is global suicide. We need a revolution. Revolutionary thinking. Revolutionary action. Natural resources are becoming more and more scarce.

To measure the success of our societies, we should examine how well those with different abilities, including persons with autism, are integrated as full and valued members.

Three decades into this crisis, let us set our sights on achieving the "three zeros" zero new HIV infections, zero discrimination and zero AIDS-related deaths.

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

World military spending has now risen to over $1.2 trillion. This incredible sum represents 2.5 per cent of GDP (global gross domestic product). Even if 1 per cent of it were redirected towards development, the world would be much closer to achieving the Millennium Development Goals.

Terrorism is a significant threat to peace and security, prosperity and people.