"Private property has made us so stupid and partial that an object is only ours when we have it – when it exists for us as capital, or when it is directly possessed, eaten, drunk, worn, inhabited, etc.…"

"The worker becomes poorer the more wealth he produces, the more his production increases in power and range. The worker becomes an ever cheaper commodity the more commodities he creates."

"The theory of the Communists may be summed up in the single sentence: Abolition of private property."

"Man makes his own history, but he does not make it out of whole cloth; he does not make it under self-selected circumstances, but under circumstances existing already, given and transmitted from the p…"

"All that is solid melts into air, all that is holy is profaned, and man is at last compelled to face with sober senses his real conditions of life, and his relations with his kind."