John Kerry actually said...

"I believe that, imperfect as it is, accepting the deal is considerably better for the United States than any of the realistic alternatives."

"The burden should rest on Iran to prove its compliance, not on the U.N. to prove its failure to comply."

"I think it far more likely that were the United States to turn down the JCPOA, we would find ourselves in a far worse position."

"An Iranian nuclear arsenal threatened to enable further Iranian subversion and/or aggression in the Middle East."