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think there are four options. One is that the regime in Iran implodes because of the internal turmoil and opposition. The second one is that sanctions and diplomacy works and the Iranians step back from the brink. But then we are left with the two hard options here, and one is, will the world allow Iran to get a nuclear capacity or will it, if necessary, use force to do it? And here I think we come down to hard choices, which is at the second layer. There is realpolitik, as well, here. And at the end of the day, you have to choose, are you going to pursue a Chamberlainian policy or a Churchillian policy?