John Kerry actually said...

"the more effective strategy at this point is to coerce them through negotiations."

"we will have to construct a long-term strategic deterrent to convince the Iranian government that it is not in its interest to pursue a nuclear weapons program."

"the most significant, in my judgment, is that while Iran's program will be frozen for a decade, the superstructure of its nuclear apparatus will remain intact."

"We can expect greater instability in response to that."