I'm a teacher - I teach at one of Australia's top private schools. Yesterday the news came that one of our old boys - a boy I taught ten years ago - a man now, but it's hard not to see him as a boy - was killed in a helicopter crash in Afghanistan, serving his country. I'm finding this hard to deal with. I encouraged him to join the services - as I had done. It's hard not to regret that at this point - I believe it is a noble thing to serve your country. I believe it...