No other human activity is so continuously or universally bound up with chance. And through the element of chance, guesswork and luck come to play a great part in war.

In war the will is directed at an animate object that reacts.

War is regarded as nothing but the continuation of state policy with other means.

Great things alone can make a great mind, and petty things will make a petty mind unless a man rejects them as completely alien.

If you entrench yourself behind strong fortifications, you compel the enemy seek a solution elsewhere.

It should be noted that the seeds of wisdom that are to bear fruit in the intellect are sown less by critical studies and learned monographs than by insights, broad impressions, and flashes of intuition.

No campaign plan survives first contact with the enemy