I phoned Nick and said: it’s General Petraeus, he’s the man! This is our strategy,” says Michael Hayman, the co-founder of the campaigning start-up Seven Hills. He leans over his honey porridge and the rim of his glasses and says: “You see, General Petraeus – Bush’s general in Iraq – believed that if you are technically superior but numerically weak the best thing you can do is surge. That is, punch your enemy in a hard and focused way.”





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