What the United States has to do is send a clear message to Iran that they will not be able to develop nuclear weapons. Why endure the difficulty of sanctions if they are not going to be able to develop nuclear weapons anyway?
I can say to the German people that the United States has been good for Germany. Has looked out for Germany. Has provided security for Germany. Has helped rebuilt Germany. And unify Germany.
In my judgement, when the United States says there will be serious consequences, and if there isn't serious consequences, it creates adverse consequences.
My solution to the problem of unleashing creativity is always to set up a target. The best example of this was the Apollo project in the United States.
If Iran does not take steps in the near future to live up to its obligations, then the United States will not continue to negotiate indefinitely... Our patience is not unlimited.
One of the great strengths of the United States is... we have a very large Christian population - we do not consider ourselves a Christian nation or a Jewish nation or a Muslim nation. We consider ourselves a nation of citizens who are bound by ideals and a set of values.