At Chequers today the task in front of the Prime Minister and her senior colleagues is simple but not easy. It is this: to deliver on what the people told us to do when they voted to leave the EU.

This has required some serious work by the Government and there is more to come but those of us who support Mrs May must make it clear that imaginary problems cannot be added to her workload.

Chief amongst these is the idea that Ireland constitutes an impassable obstacle to a genuine Brexit and any notion that an endless ‘transition’ leading to “BRINO” (Brexit in Name Only) is a solution.

Examining the border first, to paraphrase Gerry Adams, it has not gone away you know. It is still very much there.

It is a political, legal, constitutional and economic border. It is even an immigration one with the Garda regularly stopping both private cars and public transport.