Tony Abbott

I mean there are many, many people in all sorts of different countries who don't have a great life, who are subject to injustice. Are we obliged to take all of them who come here? I think the answer is 'Not necessarily.'

I want to tell mayors, county chiefs and heads of big companies: don't just chase GDP growth; don't chase the biggest profits at the expense of our children and grandchildren and at the cost of sacrificing our ecological environment.

In 1967, the world health community launched a global effort to eradicate smallpox. It took a coordinated, worldwide effort, required the commitment of every government, and cost $130 million dollars. By 1977, smallpox had disappeared.