In the world of an eye for an eye and a tooth for a tooth, you pretty soon run out of eyes, and of teeth.

I believe and have always believed that life is totally meaningless and that we have no destiny, no purpose, no author.

According to ancient mythology, trees link the Earth to the sky. In this respect trees link humans to another world.

All the peace, wisdom and joy in the Universe are already within us, we just have to open our eyes and realise what is already here and who we really are.

Evil is the stone on which the good sharpens itself.

People can be just as moral without a belief in God, but if they are working in difficult humanitarian fields, such as Aboriginal welfare or refugee advocacy, they need to be extraordinarily focused and courageous to maintain it over a long period of time. I couldn't do it without religious faith and I greatly admire those who can.

There is a spiritual side to our connection with the planet. And in this material world, that’s anathema. It is somewhat worrying. What I say… it makes life. It gives us fulfilment. It makes us whole human beings. And without it, we make mistakes. And, boy, are the leaders of the world making mistakes at the moment

Wilderness has become one of the world's fastest disappearing resources, and it is non-renewable. Yet unlike oil, gold or woodchips, it is essential to the wellbeing of humanity. We are made of it and fashioned by it?our psychological beings resonate with it.

Human language has a vocabulary suited to our daily needs and functions: the shape of any human language maps approximately to the needs and activities of our mundane lives. But few would deny that there is another dimension of human existence which transcends the mundane: call it the soul, the spirit: it is that part of the human frame which sees the shimmer of the numinous.

If we’re not growing, we must feel guilty, because we are not fulfilling Christ’s demand.