Life turns on moments like these. At six o’clock this Saturday evening local time, 9am in the UK, the whistle will blow at the International Stadium Yokohama, where England play South Africa in the Rugby World Cup final. Two hours or so later it will go again, and for one team, everything will change, nothing will be the same. In between there will be moments the people watching will remember for ever, moments the people playing will see flash in front of their eyes for the rest of their lives. That half gap that opened on the tryline, that ball that bounced just within reach, that tackle that was just beyond the fingertips, that drop‑kick, flying high towards the goal. Each one an opportunity. An opportunity for glory and fulfilment, yes, an opportunity for fame and money too. The last and only other England team to do this still live with, and off, it now. Their victory, in 2003, earned them knighthoods, CBEs and OBEs, set them up in second careers as coaches, pundits and TV presenters, and led, if they wished, to a lifetime’s worth of sponsorship deals and speaking engagements. And beyond that there is an opportunity, too,…