iran. what are the risks and benefits of this new policy of engagement if iran stonewalls or slow walks it tomorrow during the talks in geneva? >> well, andrea, i think that president obama has been right to stress engagement. i see no alternative to sitting down with the iranians. we haven't talked to them in a meaningful way in 30 years. testing the proposition as to whether or not this iranian government is serious about making progress and compromising with the international community. and if the talks do not succeed, which i think is likely, then the u.s. is going to be if a stronger position to argue to the rest of the international community that we have to take very tough-minded measures for sanctions against the iranians. without having tried diplomacy first, the u.s. wouldn't have that international credibility and capital to move to sanctions. >> you went through a lot of this for years and years at the state department. just last year, your name sake,