My host twinkled sardonically. ‘We’re bound to be discussing Boris. So what’s the right wine?’ I suggested a bunker-busting Australian Shiraz, preceded by an alluring, minxy champagne: cuvée Madame Claude. ‘No, we need something intellectual, to bring perspective.’ ‘That sounds like Graves, perhaps a Pessac-Leognan.’ ‘Got it in one. Came across a couple of bottles the other day.