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

Sydney in the 1960s wasn't the exuberant multicultural metropolis it is today. Out in the city's western reaches, days passed in a sun-struck stupor. In the evenings, families gathered on their verandas waiting for the 'southerly buster' - the thunderstorm that would break the heat and leave the air cool enough to allow sleep.

I was really interested in how marriages work, how you can, you know, be in love with somebody and spend many years with your lives intertwined, but in the end another soul can be fundamentally unknowable. And I think that the stress of war, when one party goes away and the other has to deal at home, is a really testing time in a lot of marriages.

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

We are not the only animal that mourns; apes do, and elephants, and dogs. Yet we are the only one that tortures.

Write what you know. Every guide for the aspiring author advises this. Because I live in a long-settled rural place, I know certain things. I know the feel of a newborn lamb's damp, tight-curled fleece and the sharp sound a well-bucket chain makes as it scrapes on stone. But more than these material things, I know the feelings that flourish in small communities. And I know other kinds of emotional truths that I believe apply across the centuries.

If there is one class of person I have never quite trusted, it is a man who knows no doubt.