What would you do if you were struck by an enemy bullet in wartime, then realised you were still alive? For most of us, that would be the end of our fight. If we were capable of thought while we tried to cope with the pain, we'd probably hope to be rushed to hospital, so that someone could save our lives. But a hundred years ago, in the opening battle of the First World War at Mons, two young men didn't react like that. Lieutenant Maurice Dease and Private Sidney Godley, born only weeks apart into sharply contrasting worlds, shared the same defiance. They didn't think of themselves and we.