4 Present Nature of War and Experience Knowledge and Understanding Past Wars DOCTRINE Equipment and Infrastructure Organisation and Force Structure Future Visualisation and Strategy Methodology of Employing Force and Concept 1.3 A concept is defined as ‘a general notion or statement of an idea, expressing how something might be done or accomplished, that may lead to an accepted procedure’. In the nascent stage a concept may be nebulous; however, it crystallises as it develops. In the Indian military context a concept is generally enunciated at the strategic and operational levels. It articulates, in very broad terms, a visualisation of the manner in which operations are to be conducted, and focuses on the principal elements which will drive them. Strategy 1.4 Strategy is the art and science of developing and using elements of national power including political, economic, psychological, technological capabilities and military forces, as necessary, during peace and war to achieve national objectives. Military strategy is derived from the overall national or ‘grand’ strategy. “Winning Strategists are certain of triumph Before seeking a challenge. Loosing Strategists are certain to challenge Before seeking a triumph”. – Sun Tzu, The Art of War.