"It's a marvellous honour, especially as I follow in the footsteps of distinguished medical scientists who are recent Australians of the Year, including Professor Peter Doherty, Sir Gus Nossal and Professor Fiona Wood. Gus, Fiona and I all chose to be Australians and to make this country the cradle of research that aims to improve the lives of millions of people..."
"I've always felt that what I do in life should be good for the community. I think that's the measure of being an Australian citizen. It's not so much where you're born, it's what you're actually doing beyond what people expect of you."