It’s day three of Labour conference, and Sir Keir’s has just delivered his much anticipated keynote speech. The Prime Minister lauded his party’s general election success, warned delegates of more ‘unpopular’ decisions to come and insisted that ‘taking back control is a Labour argument’. The Labour leader received multiple standing ovations and even elicited a chuckle from his audience with a Lake District anecdote – in which he described how he was politely informed by an elderly cottage-owner: ‘If I’d known you were a politician, I’d have pushed you down the stairs when I had the chance!’ Charming!

But it didn’t...