Running a country is like playing the organ. You have to use all the stops, pull out one, push back the other. It is not like playing the penny whistle.’ Edward Heath, PM 1974

Today, if you invent a better mousetrap, the government comes along with a better mouse.’ Ronald Reagan, presidential candidate, 1976

‘I don’t mind how much my ministers talk – as long as they do what I say.’ Margaret Thatcher, British PM 1980