The triage problem. That's a hard problem for reasons that I won't go through.

Currently, however, Obama s smart power strategy is facing a stiff challenge from events in the Middle East.

Even US Federal Reserve Chairman Alan Greenspan ordinarily the Oracle of Delphi on interest rate matters, has declared the current situation a conundrum.

We've got to do whatever we can to help them, but we've also got to ask, I think, a more profound question of whether we use this crisis to jump forward to a different kind of economy that's more suited to human needs, to a better balance of economy and society.