Such man-made crises, organized by Alexander the Great at the Battle of Granicus, William the Conqueror after landing in England, Dmitri Donskoi before the battle of Kulikovo (destroying the crossing of the Don) and other equally decisive military leaders. Unfortunately, burning ships and bridges does not guarantee victory. In the history of lack of examples of complete destruction of the troops, caught in his own trap arranged. After all, in the face of danger people do not always demonstrate the resilience and courage. More often they succumb to panic, lose self-control and ability to make appropriate decisions, especially when the threat exceeds their strength.