MP Chris Hazzard...
'With regards to the spectre of violence - we know and this is what we have been trying to get at - with the Good Friday Agreement we are dealing with an international peace accord.
'There is a particular context in that agreement set down and embedded, it has nurtured peace and devolved government for the best part of 20 years.
'But it's a peace process, it is not an event as such. It is always very fragile, it is especially fragile in a post Brexit context.'
He said a return to border customs posts or any other hard infrastructure would spark a widespread outcry.
He added: 'And I go even further, an awful lot of the focus has been on maybe dissident republican organisations and threats, but it is wider than that - it goes right down to a feeling of civil disobedience.
Read more: Sinn Fein warns of vioelnce if hard Irish border returns | Daily Mail Online
Mind you Shin Flake did say collapsing Stormont would threaten the peace process until they decided to collapse it themsleves alone...