The Security Council should be seen as the executive committee of the global security system set up after World War II. Its members, and especially the Permanent 5 (P5), have a special responsibility for international peace and security.

As we move forward, you cannot resolve the potential food crisis or shortages without science being part of the solution. Science has to be part of the solution but African governments - and these are decisions for governments, whether they embrace or do not embrace genetically modified food - and for the moment, most African companies do not accept genetically modified seeds.

A hungry mind is not free, and I felt if we were really going to make a difference and fight poverty we should at least start with the ability to feed ourselves, and the millions of Africans who don't have it.

Contrary to popular belief, we do not face a choice between economy and ecology, It is often said that protecting the environment would constrain or even undermine economic growth. In fact, the opposite is true: unless we protect resources and the earth's natural capital, we shall not be able to sustain economic growth.

I think what gives me hope is I have the sense that the people of Kenya have turned the page. They are keen to get a new political dispensation. They are keen to fight corruption and impunity, and in that sense they are leaving the political elite behind.

Change is a process which has to be managed. If it's managed and managed well in the interest of the nation and the people, the likelihood is that it will end well.

It is my aspiration that health finally will be seen not as a blessing to be wished for, but as a human right to be fought for.