It is a warfare of limited aims between combatants who are unable to destroy one another, [and] have no material cause for fighting.… [It] involves very small numbers of people, mostly highly trained specialists, and causes comparatively few casualties. The fighting, when there is any, takes place on the vague frontiers whose whereabouts the average man can only guess at.… In the centres of civilization war means no more than … the occasional crash of a rocket bomb which may cause a few scores of deaths.

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