Everything in war is very simple, but the simplest thing is difficult.

Military Strategists
Carl von Clausewitz
The Prussian military theorist whose 'On War' became the most influential work of strategic theory in Western history (1780-1831). Clausewitz's insights — that war is politics by other means, that friction makes simple things difficult, and that the 'fog of war' ensures uncertainty — remain the foundation of modern strategic thinking across military and civilian domains.
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Carl von Clausewitz's Other Quotes
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