In Australia’s biggest cities, public transport is generally slow, expensive, not especially reliable and still hideous drain on the public purse. Part of the problem is inefficient, overmanned, union-dominated government run train and bus systems. Mostly though, …there just aren’t enough people wanting to go from a particular place to a particular destination at a particular time to justify any vehicle larger than a car, and cars need roads.

There are tens, perhaps hundreds of millions of people living in poverty and danger who might readily seek to enter a Western country if the opportunity is there.

I've always been very wary of debates involving women.

Whether carbon dioxide is quite the environmental villain that some people make it out to be is not yet proven.

We just can’t stop people from being homeless if that’s their choice.

No senior politician can expect to have work-life balance. I'm afraid there are some jobs for which work-life balance inevitably goes out the window. If you want work-life balance you just have to accept that you can't be a senior member of a government, or for that matter a senior member of an opposition.

Well, I'm not saying that an emissions tax is ever going to be good policy.