People need open space. People need to bring their children into an area where they can play without restriction." And I was told, "This is development." And I said, "That is not development, definitely not sustainable development, definitely not responsible development. People need fresh air. They can do without buildings. They can do without concrete. But they cannot do without fresh air.

Sometimes when I talk to little children I remind them of the fact that when I was growing up myself, I used to play with frog eggs and tadpoles and I used to walk in the field, I used to literally copy whatever my mother was doing on the land. And that may be the reason why I eventually developed the passion for green and for the Earth. So it is extremely important for adults and especially those who are in charge of cities to make sure that we do not lose touch with the land and with the environment. And especially our children.

If you make mistakes that is alright because we all make mistakes and we learn from those mistakes. You gain confidence from learning, failing and rising again.

We refuse to share resources; we govern irresponsibly. If we are confident, if we have some of our cultural values, then we would be more committed to assisting our people out of poverty and creating an environment that can make it possible for our friends to assist us.

Nile perch is a fish that was introduced into Lake Victoria. The reason that fish was introduced into Lake Victoria was because it was decided that the people living near the lake needed more proteins than they were getting.

Passion begins with a burden and a split-second moment, when you understand something like never before. That burden is on those who know. Those who don't know are at peace. Those of us who do know get disturbed and are forced to take action.

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.