The future will either be green or not at all.

I have seen such an immense change from the total repression and criminality of homosexuality in my lifetime. It does make me much more buoyant and optimistic about the future. If that change can occur in that time there's hope for many other changes.

With a small fraction of the hundreds of billions of dollars spent on the Iraq war, the US and Australia could ensure every starving, sunken-eyed child on the planet could be well fed, have clean water and sanitation and a local school to go to.

Whereas our common past, out of Africa, saw a global diaspora of humankind, our common future depends on a global coming together and consensus, resulting in a more equitable distribution of the Earth's largesse. When Africa, which gave us the wealth of life, has that debt returned, the world will have come of age.

I'm a very great non-violent character. I would never resort to violence to change anything.

Australia must prioritise education spending. It is not a question of whether or not we have the money, it is a question of how we choose to spend it.

We must have an expansionary vision, one that captures the imagination and diversity of the whole community, one which benefits a nation which has moved beyond the basics of literacy and numeracy and which wants to develop a learning culture.