Business cannot prosper in societies that fail.

I've been around enough to realise that there are two things that once people have them, they don't want to give up, and it's extremely difficult to convince them to give up: one is privileges, and the other is subsidies.

I think the world has moved on.

Normally when people resign they will organise their champagne farewell parties... and then they resurface somewhere.

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.

In the rush for justice it is important not to lose sight of principles the country holds dear.

Beneath the surface of states and nations, ideas and language, lies the fate of individual human beings in need. Answering their needs will be the mission of the United Nations in the century to come.