Education is a very empowering experience, so many people who went to school also managed to improve their quality of life much faster because they could get a job, they could get money. Once people see that you improve your life if you are educated, then education becomes a valuable tool and people want it.

Every one of us can make a contribution. And quite often we are looking for the big things and forget that, wherever we are, we can make a contribution. Sometimes I tell myself, I may only be planting a tree here, but just imagine what's happening if there are billions of people out there doing something. Just imagine the power of what we can do.

Recognizing that sustainable development, democracy and peace are indivisible is an idea whose time has come... Today we are faced with a challenge that calls for a shift in our thinking, so that humanity stops threatening its life-support system. We are called to assist the Earth to heal her wounds and in the process heal our own - indeed, to embrace the whole of creation in all its diversity, beauty and wonder.

It's a matter of life and death for this country. The Kenyan forests are facing extinction and it is a man-made problem.

Now when Nile perch was introduced [into Lake Victoria], I don't think enough research was done; maybe it was done, maybe it was not. But Nile perch is a huge fish. So it ate all the little fish, and it grew into a monster which the local people could not fish with their little boats and their little nets.

We do the right thing not to please people but because it's the only logically reasonable thing to do, as long as we are being honest with ourselves - even if we are the only ones.

I think what the Nobel committee is doing is going beyond war and looking at what humanity can do to prevent war. Sustainable management of our natural resources will promote peace.