Daryl Kimball in Wikipedia
It's not going to come out the same way it went in.
The negotiations for the agreement would take a substantial amount of time. Undersecretary of State Nicholas Burns has been telling people on the Capitol Hill (where US Congress and Senate are) that it will be a year or so.
Even the most concerned and skeptical of intelligence agencies now estimate that Iran is nearly a decade away from developing a nuclear weapon.
For Iran, nuclear technology is a source of national pride and a demonstration of its political and technological independence from its former colonial masters, This is much more complicated than a simple economic and energy calculation.
What this suggests is that we need more of a robust and effective diplomatic strategy.
Russia is a riddle wrapped in a mystery inside an enigma. [About Russia]
(November 30, 1874 - January 24, 1965)
The act of putting pen to paper encourages pause for thought, this in turn makes us think more deeply about life, which helps us regain our equilibrium.
Beginning today, treat everyone you meet as if they were going to be dead by midnight. Extend to them all the care, kindness, and understanding you can muster, and do it with no thought of any reward. Your life will never be the same again.