The party is increasingly concerned by the Tories' attempt to use Thatcher's death for political advantage.
Conservatives are winning a cultural campaign to nationalise their political bereavement and it will do them no favours in the end.
"They say that cometh the hour, cometh the man. Well in 1979 came the hour, and came The Lady."
In opposition, Cameron recognised the profound limits of Thatcher's approach. But in office he has retreated into dogmatism.
The Conservatives' claim to be anything other than a predictably right-wing party is the real casualty of last week.
The Tories' fratricidal infighting may well ensure an outcome they despise even more than their leader: the election of a Labour government.
The PM says welfare must not be "a lifestyle choice". But Philpott's wife and girlfriend were in work.
The PM's decision to reject calls for a "viable cheaper option" represents an opportunity for Labour to woo the Lib Dems.
While public concern over immigration is relatively high, and has been increasing, it has not reached the peaks of the past.
Iain Duncan Smith's cabinet colleagues have chosen not to match his boast that he could live on £53 a week.