The Tory benches might be in open revolt, but one man is calling for calm:

“Sometimes failure is needed to refocus the effort to succeed… I know that there will be questions in the media about the threat posed by UKIP.  It would be easy to start throwing our weight around and slinging mud in every direction. But that’s not the sensible way of going about things. We need to reflect calmly.  We need to think carefully about what people are saying to us. Now is not the time to get side-tracked from the central issues facing the Country. David Cameron is doing a good job in difficult circumstances and we must all work together and make every effort to help him and our Party get it right.”

The failure line could be read several ways…