The more physical the activity, the less the difficulties will be. The more the activity becomes intellectual and turns into motives which exercise a… - Carl von Clausewitz

Anyone who feels the urge to undertake such a task must dedicate himself for his labors as he would prepare for a pilgrimage to distant lands. He must spare no time or effort, fear no earthly power or rank, and rise above his own vanity or false modesty in order to tell, in accordance with the expression of the Code Napoléon, the truth, the whole truth, and nothing but the truth.

they realise that the gradual dissemination of the principles taught by Clausewitz has created a condition of molecular tension in the minds of the Nations they govern analogous to the “critical temperature of water heated above boiling-point under pressure,” which may at any moment bring about an explosion which they will be powerless to control.

[T]he first consideration in the combination of a plan for a war, is to determine the centres of gravity of the enemy’s power, and, if possible, to reduce them to one.