Jim Hunter: Are we too divided now for politics ever to return to ‘normal’?

© GettyPrime Minister James Callaghan and Leader of the Opposition Margaret Thatcher, followed by Denis Healey and William Whitelaw, engaged in conversation as they leave the House of Commons, London, November 1st 1978. (Photo by Central Press/Hulton Archive/Getty Images)
Prime Minister James Callaghan and Leader of the Opposition Margaret Thatcher, followed by Denis Healey and William Whitelaw, engaged in conversation as they leave the House of Commons, London, November 1st 1978. (Photo by Central Press/Hulton Archive/Getty Images)