War is the province of chance. In no sphere of human activity is such a margin to be left for this intruder. It increases the uncertainty of every circumstance, and deranges the course of events.
Carl von ClausewitzThe majority of people are timid by nature, and that is why they constantly exaggerate danger. all influences on the military leader, therefore, combine to give him a false impression of his opponent's strength, and from this arises a new source of indecision.
Carl von Clausewitz