Abstract: Marx labor alienation was a basic concept through all the Economic and Philosophic Manuscripts of 1844.Labor alienation was full of two different kinds of theoretical logics and words expressions and It was a contradictory body mixed obvious humanism criticism and hidden facts analysis.It had three characteristics in the methodology: labor alienation was a valuable concept and a critical concept.It was also a subject concept.Because of its weakness,Labor alienation was inevitable to fall into the theoretica...