Even amid ViennaTalks , US cannot stop imposing sanctions against Iran.   Washington fails to understand that 'maximum failure' & a diplomatic breakthrough are mutually exclusive.   Doubling down on sanctions won't create leverage—and is anything but seriousness & goodwill. https://twitter.com/SKhatibzadeh/status/1468305013403525132?t=7KRFQ2BWf9Q-FrI44ADOHA&s=09