"I hope we never get there but I think a lot of people were taught that you must put the interest of the country before yourself.

"I don't think we will get there actually, and I'm pretty certain, as a Conservative, that I would be very, very, very cautious about ever doing that. I'm a Conservative through and through and no-one takes any pleasure in rebelling.

"I think it's really important that. at this historic stage in this country's lifetime in modern politics. that politicians put aside any of their own personal ambitions or views and actually make sure they do the right thing as they see it for the country."