The aggressor is always peace-loving (as Bonaparte always claimed to be); he would prefer to take over our country unopposed. - Carl von Clausewitz

Architects and painters know precisely what they are about as long as they deal with material phenomena. … But when they come to the aesthetics of their work, when they aim at a particular effect on the mind or on the senses, the rules dissolve into nothing but vague ideas.

The presence of a commander should be constantly felt and evoke a feeling of courage within his men.

What is the object of defense? To preserve. To preserve is easier than to acquire.