The United Nations, whose membership comprises almost all the States in the world, is founded on the principle of the equal worth of every human being.

The preservation of biodiversity is not just a job for governments. International and non-governmental organisations, the private sector and each and every individual have a role to play in changing entrenched outlooks and ending destructive patterns of behaviour

There can be no doubt that these attacks are deliberate acts of terrorism, carefully planned and coordinated and as such I condemn them utterly. Terrorism must be fought resolutely wherever it appears.

I can't think of a 30- or 40-year-old who can behave like Mugabe. They wouldn't even know where to begin, and given their own educational exposure, I think it will be very positive for Africa.

Founded on the principles of private initiative, entrepreneurship and self-employment, underpinned by the values of democracy, equality and solidarity, the co-operative movement can help pave the way to a more just and inclusive economic order.

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

The Millennium Development Goals can be met by 2015, but only if all involved break with business as usual and dramatically accelerate and scale up action now.