How is Lawrence Gelman or Gilda Romero to know whether all that is essential, let alone the best possible treatment for the patient?

NEWYORKER: The Cost Conundrum

The idea that it is possible, let alone desirable, to allow multiple citizenship is relatively recent.

ECONOMIST: Dual citizenship

It is not clear whether campaign-finance reform is possible, let alone whether banning soft money is a good idea.

ECONOMIST: The trouble with heroes | The

"I believe the freedom of movement has been most affected by this, let alone living together, which will not be possible if the international community continues to look favorably on Muslim provocations while the Muslims continue to nurture hate against Bosnian Serbs, " said Karadzic, who himself has been indicted for crimes by the U.N. tribunal.

CNN: Bosnian Serb-NATO rift threatens accord

Many lawyers doubt, for example, whether it is possible to produce a prenuptial agreement that would be globally recognised, let alone enforceable.

ECONOMIST: Prenuptial agreements