My commitment to the Republican movement was pure and simply patriotism, a love of Australia... a desire or passion that all of our national symbols should be unequivocally and unambiguously Australian.

It's really corny to say, but if you are happily married and have good kids, that is about 98 per cent of what you should be seeking to achieve.

I do not believe we can effectively move Australia to a lower emission economy, which is what we need to do if we're going to make a contribution to a global reduction in greenhouse gases, without putting a price on carbon.

The biggest review of taxation ever undertaken in this country, is now dead in the water.

China and India will take the global leadership on climate change: they are suffering for it.

Newspapers are busily experimenting with different models. Traditionally, and I suspect in hindsight very mistakenly, online news was free. And once given free access readers felt it was their entitlement.

What we're seeing at the moment is people being radicalised or adopting Islamist, murderous Islamist ideology very, very quickly so that you have people that are not on the counterterrorism radar screen who then often, as a result of mental illness, will then attach themselves to this murderous ideology and then act very quickly.