“There’s a dream, I feel So rare, so real All the world in union The world as one. Gathering together One mind, one heart Every creed, every color Once joined, never apart …” The are lyrics from one of the most beautiful anthems to human unity ever written.  It is the anthem of the Rugby Union World Cup.  Perhaps this shouldn’t be too surprising given the long association between sport and international friendship. The lyrics of the World in Union were written by 1991 by Charlie Skarbek at the request of International Rugby Board.  The melody comes from Thaxted, part of the Jupiter theme of Gustav Holst’s The planets. The…