真正的铜墙铁壁是什么?是群众,是千百万真心实意地拥护革命的群众。这是真正的铜墙铁壁,什么力量也打不破的,完全打不破的。——《毛泽东选集》第一卷全心全意地为人民服务,一刻也不脱离群众;一切从人民的利益出发,而不是从个人或小集团的利益出发;向人民负责和向党 What is the real wall of copper wall? Is the masses, is the sincere support of millions of revolutionary masses. This is a real iron wall, what the power can not be broken, completely unbreakable. - “Selected Works of Mao Zedong,” Volume I wholeheartedly serve the people, not a moment out of the masses; everything from the interests of the people, not from the interests of individuals or small groups; responsibility to the people and to the party