The war in Ukraine requires not only changes in defence policy, but above all in the sphere of reasoning about this phenomenon. announcement that almost mechanically since the end of the Cold War in the West in societies, the anticipation of specified a full-scale conflict of advanced strength on the European continent was excluded. Building an illusion that war is becoming a certain media show, but it's not about us. The West lost not only the amount of tanks and aircraft capable of operation, but most of all lost the background to a intellectual knowing of war struggles. And this weakness is being utilized with pleasance by the Russians today, and it is vital to correct it by helping Ukraine and preparing the West for any script that can bring a highly uncertain future.