Moscow is concerned about the NATO’s political line to deter Russia and expects to receive certain answer concerning its initiate to restore the cooperation with the alliance, said the Russian Foreign Minister Sergei Lavrov, reports the RIA Novosti. "We have repeatedly said that we are not going to slam the door. There are no unsolvable problems, provided that all sides have a good will. To put an end to the current negative trends, it is necessary to abandon the faulty logic that implies achieving of results any costs and ignoring the interests of partners. We are waiting for a certain response from the NATO regarding our initiative to resume our cooperation, " said Lavrov at a ceremony of awarding an honorary doctorate degree in the University of Piraeus in Athens.