But that Franklin trip changed me profoundly. As I believe wilderness experience changes everyone. Because it puts us in our place. The human place, which our species inhabited for most of its evolutionary life. That place that shaped our psyches and made us who we are. The place where nature is big and we are small.

I was not 15 anymore, and choices no longer had that same clear, bright edge to them.

And at this moment in history, our core value happens to be the raw, aching truth of the human predicament. It may also be the only belief that can save us as a species. A species that will continue to find comfort and delight in the companionship of animals, the miracle of birds, the colours of the corals and the majesty of the forests. We are in it together, on this blue spinning marble in the cold and silent void. And we must act on that belief, if we are going to be able to continue to live a good life here, in this beautiful and fragile country, on this lovely planet, our only home.

Book burnings. Always the forerunners. Heralds of the stake, the ovens, the mass graves.

It is human nature to imagine, to put yourself in another's shoes. The past may be another country. But the only passport required is empathy.

I knew I was going to be a journalist when I was eight years old and I saw the printing presses rolling at the Sydney newspaper where my dad worked as a proofreader.

Men can absent themselves from real life for their art more easily. Women are anchored into the quotidian business of getting food on the table, making sure everybody's socks match, the soccer gear is ready. I admire idealists, but they're usually enabled by someone who holds the tether on their balloon, who pays the bills and sweeps up after them.