Funnily enough, I recently asked a newly-retired extremely high-ranking diplomat whether, at the end of such a long and distinguished career of diplomacy, he had got a little end-of-termish and was tempted to be gratuitously rude to Angela Merkel. He looked puzzled for a moment, for the thought had never occurred to him. Then he absolutely pissed himself Charming fellow.
His others may be worth a look as well, I'd say. https://www.penguin.co.uk/authors/10...and-white.html