You know the feeling you get right at the top of a rollercoaster after slowly climbing up to the launch spot?  The knots in the stomach, the fast beating heart, the adrenaline pumping and perhaps your breath caught in your throat?  Just before the release, the excitement and fear built to an absolute high, you wonder [...]

When I visited a friend in Sydney recently he said he had been the previous day to visit his great grandfathers grave in a country town. He had spent time tidying up the flowers and making things neat. I wondered at the time if this great grandfather would have imagined that almost a century later [...]