《孙子兵法·军争篇》
军队的行动统一整齐，那么勇敢的士兵就不能单独冒进，胆怯的士兵也不敢独自后退。这就是指挥大军作战的方法。
民既专一，则勇者不得独进，怯者不得独退，此用众之法也。
When the actions of the army are unified and neat, the brave soldiers cannot advance alone, and the timid soldiers dare not fall back alone. This is the method of commanding a large army in battle.