'Don't even think of bombing Iran'?

Writing in the Financial Times of London (link available only with paid subscription), former NSC and CIA official Bruce Riedel and colleague Michael O'Hanlon, both of the Brookings Institution, argue against military strikes on Iran (I do not have a paid subscription, and therefore I am only citing and commenting on the portions quoted by Laura Rozen at Politico, which I will get to in a minute)