What did you think would happen? The level of naivety among Brexiteers stuns me. And, yes, we would have certainty if we'd said, 'We will stay in the customs union.' That would be certainty. The problem of Ireland would have gone away. The issue of Ireland would have gone away. That wouldn't have been an issue that we would be discussing today.

I come back to Ireland. It gives me no pleasure to say, 'I told you so three years ago'—