"The vocation of man, as that of any other creature, is to be active in all his being. But man cannot act as an individual. The essence of his life activity is cooperation with other individuals of his species. Outside this cooperation, outside of society, man does not achieve any specific human activity. But so long as this co-operation is arbitrarily ruled by accidentality, so long as it is not organized, man remains limited and constricted in his life-activity...."