There was a special challenge in describing the awful childhood of a person who happens to be my own husband. It was very painful at times, for both of us.

After all my probing into the human brain, I should still be aware of mysteries and come up with them myself.

The work of a psychotherapist involves being empathic and insightful with one's patients without getting too lost in their painful stories to be helpful.

Ive really written my books for my husband and our family. Theyve brought us closer together by allowing us to discuss things that were unspoken for so long.

There's been a number of erroneous biographies, articles and so on written about Billy and we both thought it would be a good idea to produce a true one.

I grew up in the suburbs of Sydney, an arid kind of place, but every day I took the ferry across the harbour to get to school. I'd watch the ships coming in and going out.

When I came off the boat I was very proud of the thick calluses which had developed on my feet. But now, I am struggling to get into my favourite high heels which is a shame, as I have so many.