I've always been prepared to put my money where my mouth is.

I love radio - its immediacy and especially its intimacy... it is part of your life, whispering into your ear. You can't see it, but equally importantly it can't see you.

I think Australians are more interested in what I am doing with their money than what I am doing with my own.

The most effective check and balance on government has been an independent press which maintains its credibility by ensuring that its criticism is balanced and based on fact – based indeed on solid journalistic work.

Climate change is a global problem. The planet is warming because of the growing level of greenhouse gas emissions from human activity. If this trend continues, truly catastrophic consequences are likely to ensue from rising sea levels, to reduced water availability, to more heat waves and fires.

There is a tendency to try to dumb everything down and turn everything into a one-paragraph press release or even less, just a slogan.

What you've got to do is recognize that you don't control everything for a start, you've got to play the cards you're dealt, the hand of cards you're dealt, as best you can, and that's what I always seek to do.