What Kerry Should Learn from Failure

If the Middle East peace negotiations crumble -- much like negotiations to produce a unified opposition or alignment of U.S. and Russian interests in Syria, or negotiations to persuade Moscow to end its occupation of Crimea and quit its revanchist threats to any state that happens to have Russians among their population -- Kerry should pause and reconsider how he is approaching diplomacy, what he might do differently to produce better results. Here are five suggestions.