How long do we reasonably give someone before we say, 'actually, you are not up to the job'?
This question was particularly applied to President Trump and I think people are beginning to question Mrs May more and more.
The Tories managed to defy the polls in winning the GE in 2015 under David Cameron and look how things unravelled. Not the greatest PM, who spat his dummy out over Brexit.
He made a bad call, is history about to repeat itself?
Corbyn is like a racehorse staying on, doing his best work at the end, but likely to have needed a longer trip...