Rely not on the likelihood of the enemy's not coming, but on our own readiness to receive him
Sun TzuWhen one treats people with benevolence, justice and righteousness, and reposes confidence in them, the army will be united in mind and all will be happy to serve their leaders.
Sun TzuWith regard to narrow passes, if you can occupy them first, let them be strongly garrisoned and await the advent of the enemy.
Sun Tzu