The slave frees himself when, of all the relations of private property, he abolishes only the relation of slavery and thereby becomes a proletarian; the proletarian can free himself only by abolishing private property in general. Friedrich Engels More Quotes by Friedrich Engels More Quotes From Friedrich Engels By the same right under which France took Flanders, Lorraine and Alsace, and will sooner or later take Belgium — by that same right Germany takes over Schleswig; it is the right of civilisation as against barbarism, of progress as against stability. Friedrich Engels historical agreement civilization Life is the mode of action of proteins. Friedrich Engels action life science An ounce of action is worth a ton of theory. Friedrich Engels Just as Darwin discovered the law of development of organic nature, so Marx discovered the law of development of human history: the simple fact, hitherto concealed by an overgrowth of ideology, that mankind must first of all eat, drink, have shelter and clothing, before it can pursue politics, science, art, religion, etc. Friedrich Engels politics nature science history All history has been a history of class struggles between dominated classes at various stages of social development. Friedrich Engels struggles development class history
