Synergy and serendipity often play a big part in medical and scientific advances.
Australia has an increasingly multicultural society.
Sometime they don't let you know that they know that they don't know...
I like women but you can't always trust them. Some of them are big liars like this one woman I met who had a dog. I asked her her dog's name and then I asked 'Does he bite?' and she said 'No.' And I said 'So how does he eat?' Liar!