A magisterial survey of conservatism since the French Revolution brings home how various it is, and how impossible to reduce to an ideology.
Our arrangements have served us well for centuries. But the current situation reveals that it is in need of a tidy-up to restore its effectiveness and standing.
Where Farage, Johnson and Paterson once praised the Norway option, it is now denounced as apostasy.
In the third piece in our mini-series evaluating the EEA, our columnist wonders how both sides managed to become so hostile to moderate concepts.
We must not conflate the progress that scientific advancement offers us with the idea that debate becomes redundant in the face of an increased awareness of scientific fact.