If you are strong, and you are fighting the weak for any period of time, you are going to become weak yourself. If you behave like a coward, then you are going to become cowardly - it's only a question of time.
It is simply not true that war is solely a means to an end, nor do people necessarily fight in order to obtain this objective or that. In fact, the opposite is true: people very often take up one objective or another precisely in order that they may fight.
War is the greatest fun man can have with his pants on.
Except when war is waged in a desert, noncombatants, also known as civilians or "the people," constitute the great majority of those affected.
A world without war is not in the cards.
The combination of professionalism and technology may also result in narrow-minded specialization more suited to a debating society than to an organization whose task it is to cope with, and indeed live in, the dangerous and uncertain environment of war.
As history since Hiroshima shows, the best, perhaps the only, way to curb war is to deter it with such overwhelming force as to turn it from a struggle into suicide.
Since 2006, when the Second Lebanon War killed perhaps 2,000 Lebanese, many of them civilians, and led to the destruction of an entire section of Beirut, the northern border has been absolutely quiet.