Irreverence is the lifeblood of freedom.

What can art really do in the face of atrocity?

Landscapes are culture before they are nature; constructs of the imagination projected onto wood and water and rock. It is... difficult to think of a single natural system that has not, for better or worse, been substantially modified by human culture. The cultural habits of humanity have always made room for the sacredness of nature.

From 1789, perhaps even before that, it had been the willingness of politicians to exploit either the threat or the fact of violence that had given them the power to challenge constituted authority. Bloodshed was not the unfortunate by product of revolution, it was the source of energy.

In America, much foreign policy seems contrived to be an exercise in political theory with no attention to history whatsoever. Yet there's a great reverence for history - though it's history as thumb-sucking, security blanket-nibbling self-congratulation.

To collude in the minimisation of British history on the grounds of its imagined irrelevance to our rebranded national future, or from a suspicion that it does no more than recycle patriotic pieties unsuited to a global marketplace, would be an act of appallingly self-inflicted collective memory loss.

I felt New York was a big, more stylish, more metropolitan Golders Green. I was thrilled.