Abstract: The social justice is the relation of balance not only between people s rights and duties,but also between people s devotion and social position and between people s action and rewards as well.To realize the social justice is the first value and basic goal of Marx s ideas.To Marx,the free development and equal existence is the essential content of social justice,the harmony of ideal justice and the realistic is the practical regulation of social justice and to achieve the social systems justice is the actu...