in other areas, it is my job to challenge him. and if there were not that challenge function, that wouldn't be good for democracy. you mentioned you challenge previous foreign secretaries, not least boris johnson, with whom you've clashed repeatedly. you once said something very interesting, which is humour does not translate in foreign policy. trust me, i've tried it. it doesn't. do mean literally? the words are not there? because you were a speaker of how many languages? six or seven. it just doesn't. trust me on this one. a boris gag, let's be honest, that often gets a smile from people who don't like him as well as people who do may work in that way to reduce tension at home but not abroad? boris has a remarkable ability to communicate in the united kingdom. it is really quite phenomenal. in a way, he is a political alchemist and he has a fantastic ability to get a message across, to carry an image that sticks