There is nothing more important in business or politics than a deal is a deal.

Anyone who thinks it's smart to cut immigration is sentencing Australia to poverty.

If Margaret Thatcher took climate change seriously and believed that we should take action to reduce global greenhouse emissions, then taking action and supporting and accepting the science can hardly be the mark of incipient Bolshevism.

Mitt Romney speaking to a $50,000-a-plate Republican fundraiser says he doesn't have to worry about the 47 per cent of Americans who don't pay tax. He was not counting on the smart phone recording his speech and then posting it on YouTube.

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.

You cannot keep on saying oh, you know, talking about disrespecting women as just being politically correct or it's not a big deal or brushing things off. You've got to be aware of it.

People learn from failure or from lack of success.