Friedrich Engels

"The oppressed are allowed once every few years to decide which particular representatives of the oppressing class are to represent and repress them."

"All that is solid melts into air, all that is holy is profaned."

"The working men have no country."

"History repeats itself, first as tragedy, second as farce."

"The more the division of labour is developed, the more competition increases."

"Religion is the opium of the people."

"Freedom is so rare that its very existence calls for celebration."

"One basis for a lasting peace is the knowledge of the truth."

"The education of all children from the moment they can get along without a mother's care shall be charged to society."

"The proletariat will use its political supremacy to wrest all culture from the bourgeoisie."

"Without revolutionary theory, there can be no revolutionary movement."

"The development of civilization and industry in general has always shown itself so active in the destruction of forests."

"Art is not everything. But everything starts with art."

"Drinking beer is not inherently German."

"Despotism tends to expand and liberty tends to contract."

"The relations of production of every society form a system."

"Truth alone is revolutionary."

"Every man has the right to life and freedom."

"The world will change only through the action of the working class."

"Literature reflects the conditions of society."

"Knowledge is power, but enthusiasm pulls the switch."

"The working class will liberate itself."

"Constant revolutionizing of production distinguishes capitalism."

"The development of technology allows for greater human freedom."

"Nature is not something separate from humanity."

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

"Economic conditions form the basis of society."

"The future belongs to those who believe in the beauty of their dreams."

"Labor produces not only commodities but also consciousness."

"Criticism must be fearless and science must be social."