Only the element of chance is needed to make war a gamble, and that element is never absent.
Carl von ClausewitzMen are always more inclined to pitch their estimate of the enemy's strength too high than too low, such is human nature.
Carl von ClausewitzIntelligence alone is not courage, we often see that the most intelligent people are irresolute. Since in the rush of events a man is governed by feelings rather than by thought, the intellect needs to arouse the quality of courage, which then supports and sustains it in action.
Carl von Clausewitz