Excerpt from <span class="chinese-post-title">九變</span> Variations in Tactics <span class="chinese-post-title">兵法</span> in The Art of War

故用兵之法，無恃其不來，恃吾有以待之；無恃其不攻，恃吾有所不可攻也。

孫子

"The art of war teaches us to rely not on the likelihood of the enemy's not coming, but on our own readiness to receive him; not on the chance of his not attacking, but rather on the fact that we have made our position unassailable."

Unless noted otherwise, all quotations of classical texts and accompanying translations come from the Chinese Text Project