Politics is often an abrupt, even cutthroat business – as Matthew Doyle has just discovered, to his personal cost.
The suddenly departed director of communications at No 10 Downing Street never became a household name like, say, Peter Mandelson, Alastair Campbell, Damian McBride, Andy Coulson, Dominic Cummings or, most recently, Sue Gray. And nor did he ever commit the cardinal sin of the government apparatchik: that of himself becoming “the story”.