Vital cooperation. It is starting to dawn on the Russian authorities that dialogue with the EU is not a choice but a requirement, because the current system of reciprocal sanctions is costing Moscow more and more dearly: foreign investments are falling radically and the national currency is losing its value. At the same time, cooperation with Europe is positive, where there is any, even in the field of sports: the recent F1 race in Sochi was a great success, without any threats of boycotts...