Afghanistan must never again be a safe haven for terrorism.

Try harder every day to be better than the day before.

We encourage China to engage as a good global citizen and we are clear-eyed about where differences do lie.

In Australia, average temperatures have risen almost one degree since 1910, and each decade since the 1940s has been warmer than the one before. That warming is real. Its consequences are real. And it will change our lives in real and practical ways.

My guiding principle is that prosperity can be shared. We can create wealth together. The global economy is not a zero-sum game.

He will always know as we know now that in the heat of battle he did not fail when mateship and duty called.

I don't rule out the possibility of legislating a Carbon Pollution Reduction Scheme, a market-based mechanism.