It gradually became clear that the Green Belt Movement's work with communities to repair the degraded environment could not be done effectively without participants embracing a set of core spiritual values.

We cannot tire or give up. We owe it to the present and future generations of all species to rise up and walk!

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.

Obviously the world is moving away from high carbon energy to low carbon energy, and eventually moving away toward renewable energy. So it is in the interest of Africa to move towards that, because that's where the world is moving.

Why has there been so much secrecy about AIDS? When you ask where did the virus come from, it raises a lot of flags. That makes me suspicious.

We are called to assist the Earth to heal her wounds and in the process heal our own - indeed, to embrace the whole creation in all its diversity, beauty and wonder. This will happen if we see the need to revive our sense of belonging to a larger family of life, with which we have shared our evolutionary process.

I knew that I was not doing anything wrong, and I knew in my mind I was doing the right thing. I knew that the people who were going against me were not going against me for a good purpose. I knew that they were trying to justify their corruption and misgovernance.