Clearly Curtis had had enough of Tate Britain: one might surmise that she found the politics at the Tate to be intractable: after all she had the temerity to be not only a woman, but a Scot.
6 Naturally there is a lot of disagreement in a partnership, but make certain you're on the same side when battling outside forces: money; unfeeling authority; intractable bureaucracy; strangers who have parked stupidly.
How are journalists going to make sense of it all: Britain in Europe, the most intractable, counter-intuitive story of our time?
It's always easy to find some aspect of the science that is uncertain, or confusing, and focus on that to the exclusion of the larger picture Q: It sounds like an almost intractable situation.
The ethics that swirl round childbirth can seem so intractable that every case is a moral blind alley.
Negotiators from seven nations are due to produce an outline for a settlement for one of the most intractable, dangerous problems facing the world.
There are certainly common trajectories to these cities' woes, and seemingly intractable problems, from post-colonial re-constitution to bloody conflict, corruption to water shortages, lack of health care to disease.
The report notes: "The effective investigation of cases which are the legacy of the Troubles in Northern Ireland has proved a particularly intractable problem in practice because it is so intimately bound up with the much larger question of dealing with the past in a post-conflict society".
He said humanitarianism alone would not solve intractable conflicts and called for an international political solution.
In a further paradox, given the emphasis on the EU's prowess at reconciliation, the current six-month presidency is held by Cyprus, a country whose intractable conflict and partition has defied decades of mediation and has contributed hugely to the freeze in Turkey's negotiations to join the EU.
Based on their book of the same name, the journalists have set out to show people and organisations tackling some of the world's most intractable problems.
