I don't believe [Africa] is ready to shift - and she needs to shift. So she needs to get the technology and she can only get that technology from the developed world.

What people see as fearlessness is really persistence. Because I am focused on the solution, I don't see the danger.

We can work together for a better world with men and women of goodwill, those who radiate the intrinsic goodness of humankind.

One of the reasons why I've written The Challenge for Africa is to save it. Surely there are so many problems we can solve in Africa, but first and foremost, we need a government that feels responsible to protect their own people from the exploitations, from the misuse, from the mistreatment that they can easily get.

I learned in America a long time ago, the three R's, the principle of three R's - reuse, reduce, recycle. And as I say those words, there are so many things individually we can do to reduce - we don't need to consume as much as we are consuming. Reduce. And by reusing, we can reuse a lot of things we just throw into the dumpsite. And reduce the production. The more we reuse, the more we can reduce.

That's the way I do things when I want to celebrate, I always plant a tree. And so I got an indigenous tree, called Nandi flame, it has this beautiful red flowers. When it is in flower it is like it is in flame.

So GMOs, who knows? Maybe GMOs will come, they will get maize that produces double. But who knows what else may happen to the maize?