I had a terrifying moment, watching the Eddie Mair interview with Boris Johnson, when it struck me that big blond Boris has almost reached a sort of Churchillian level of public recognition and affection. Then, thank goodness, Mair put the boot in and we were reminded, in painful detail, of Boris’s inner moral vacuum. Lies, cheating, adultery …unlike Boris’s flaxen locks, it’s not pretty. I don’t really count the promise he made to Darius Guppy 20-odd years ago to provide…