robin wright. in the front here, katie. >> thanks i have a question for fred. couple of questions, actually. can you take a look or compare for us the kind of activism you see the meddling by iran today versus the early days of the revelation, when they had dreams of exporting and -- revolution, when they had dreams of exporting and were much -- were visibly helping a lot of groups, eastern saudi arabia, the eastern gulf, region as well as deeper in the arab world. and also, compare it with the what the oddies -- saudis are doing in promoting their own funds, promoting wahhbism, building mosquealize over the region and to what degree those two are trying to counter each other or is this really just their own domestic agenda. >> i think there's a qualitative difference between obviously the post-revolutionary period in that the appeal -- iran's ideology that it's trying to sell is a mix of rejectionism, it can arguably be called pan arabism. in fact there's an interesting quote from abofficial in hezbollah which said iran's foreign policy is essentially sunni be