Jeremy Corbyn is an enigma.
Even the fact that people are still writing about him is perplexing.
On entering Labour’s leadership contest in 2016 he was written off as a rank outsider.
When he won it was widely agreed he would only last a fortnight.
After a month pundits predicted a splinter group of disgruntled centrists setting up a new party.
Come general election last year the smart money was on a Labour wipe-out: even worse than the one in 1983 under Michael Foot.
After all, how could an avowed left-winger survive the combined attack of a popular Conservative Prime Minister and the Tory Press?
Yet survive he did.