Karl Marx

"The needs of the living are greater than the ambitions of the dead."

"A spectre is haunting Europe—the spectre of communism."

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

"The factory bells ring out whenever it is time for work, and ring out again when the day's work is done."

"What I have done is to show that the State is no safeguard for liberty."

"Our own desire should be to see the proletariat rise."

"The greater the power of a state, the more will it be influenced by dynasties and potentates."

"The purpose of philosophy is to interpret reality and change it."

"Every moment of time is a tragedy if not improved upon."

"From each according to his abilities, to each according to his needs."

"The human essence is no abstraction inherent in each single individual."

"The handwriting on the wall becomes graffiti in the corridor of history."

"The more of yourself you give, the more you have."

"Ideas are not spontaneously born in individual brains; they are products of society."

"Capital accumulation does not depend upon having a great amount of ready cash."

"The workers of the world have nothing to lose but their chains, and a world to win."

"Art can never be the expression of the ruling class."

"The best philosophers were those who understood history."

"The leap from kingdom of necessity into the kingdom of freedom requires revolutionary change."

"Without struggle, there is no progress."

"The mass of poverty and misery is produced by the concentration of wealth in few hands."

"The meaning of peace is the absence of opposition to socialism."

"History shows that all great changes are preceded by chaos."

"The bourgeoisie cannot exist without constantly revolutionizing the instruments of production."

"A man is at his best when he's struggling against his own nature."

"The work of art is without beauty or ugliness until the viewer perceives it."

"Critique must become practical to mobilize the masses."

"The economic base determines the political and ideological superstructure."

"In capitalist society, surplus labor of the masses is necessary to ensure the leisure of the few."

"Thought becomes independent when society ceases to need its revolutionary services."