mr. rhouanni said something interesting. which means that the understand the difficulties the president will have to reaffirm what i understand in a 50 minute conversation between the two presidents, obama told rouhani i understand you have tough these and years ahead of you. please understand that i have a tough days and years ahead of me. so there are obstacles in this but when we speak of the deal, we have seen the u.s. and iran whether iran can deliver. to be honest with you, i'm thinking this is not a very intelligent question to ask. it depends on what kind of a deal. if we follow that benjamin netanyahu has said the that no activities or no nuclear programs. this isn't going to happen. no regime can accept that. if we are talking about enrichment as right of the islamic republic of iran and then we expect interest of inspections by the international atomic energy agency, and then perhaps the berlin closed down but then we are talking. as you correctly said, the days when rouhani negotiated with germany and the u.k. an