The state machine, including the army, the police and the courts, is the instrument with which one class oppresses another. It is an instrument of oppression against all hostile classes; it means violence and is certainly not anything 'benevolent.' 'You are merciless.' Quite so. We definitely do not adopt a benevolent policy towards the reactionary activities of the reactionaries and the reactionary classes.
Mao ZedongHistory shows that wars are divided into two kinds-just and unjust. All wars that are progressive are just, and all wars that impede progress are unjust.
Mao ZedongThe theory of Marx, Engels, Lenin and Stalin is universally applicable. We should regard it not as a dogma, but as a guide to action. Studying it is not merely a matter of learning terms and phrases but of learning Marxism-Leninism as the science of revolution. It is not just a matter of understanding the general laws derived by Marx, Engels, Lenin and Stalin from their extensive study of real life and revolutionary experience, but of studying their standpoint and method in examining and solving problems.
Mao Zedong