"That as my country is full of born soldiers and of corporations of fighting men, and as it possesses such natural defensive positions as mountains, forests, rivers, and forts with only one entrance, it can easily repel the attack of my enemy; or having taken my stand in my impregnable fortress at the border of my country, I can harass the works of my enemy; or owing to internal troubles and loss of energy, my enemy will early suffer from the destruction of his works; or when my enemy is attacked by another king, I can induce his subjects to immigrate into my country," then he may augment his own resources by keeping open hostility with such an enemy.