One needs to read the whole interview to weigh the purport of his words. The snippet quoted by Haaretz is not in contest and cannot be analyzed for nuances, code words, posturing, and so on. I would say he is engaging in empty rhetoric. He needs to sound tough. How else do you remind people that you are around.
Yemen's Houthi rebels commit to peace plan in letter to UN chief, BBC reports (Haaretz)