Karl Marx

"The history of mankind shows that there is no such thing as perfect freedom."

"Political power grows out of the barrel of a gun."

"The intellectual hegemony of the ruling class is maintained through culture and ideology."

"To be radical is to grasp the root of the matter."

"The bourgeoisie produces a world after its own image in all spheres of activity."

"Labor in the white skin can never free itself as long as labor in the black skin is branded."

"The simplest definition of monopoly is the complete command of a commodity market."

"Each species of commodity possesses a characteristic quality that distinguishes it."

"The advance of industry upon which the bourgeoisie rides is inevitable."

"Theoretical conclusions must always be tested against practical realities."

"The worker's struggle is fundamentally a struggle for human dignity."

"Technology is the application of science to practical purposes of life."

"The transformation of value into prices is the foundation of political economy."

"Society is held together by the bonds of mutual economic dependence."

"Art reaches its height when it serves the liberation of humanity."

"The development of industrial capitalism is the soil from which grows modern social consciousness."

"To change the world, we must first understand it in its material reality."

"The state is the product of irreconcilable class antagonisms."

"Philosophy is the study of general principles underlying human experience."

"The worker becomes alienated from the products of his own labor."

"Nothing endures but change; all systems ultimately give way to contradiction."

"The instruments of production owned by the capitalist become productive forces."

"In the struggle between capital and labor, the working class holds the future."

"The more developed a society becomes, the more acute its internal contradictions."

"Man does not determine his language; language is determined by man in society."

"The purpose of studying the past is to understand the present and shape the future."

"Economic relations condition all forms of social and political life."

"The masses are the makers of history, not the great men."

"False consciousness arises when people are separated from understanding their true condition."

"Nature does not move by leaps; neither does human social development."