It should be fairly obvious how steps taken in pursuit of some outcomes are undermining the chance to achieve others. The fruitless quest for a no-enrichment solution, which has been going on now for some time, lessens the chance of achieving more feasible but still favorable outcomes. And if the saber rattling were ever to lead to the use of military force, among the disastrous consequences for U.S. interests would be to ensure the enmity of future generations of Iranians and to provide the strongest possible incentive for those Iranians to build, or rebuild, a nuclear weapons capability.