The development of civilization and industry in general has always shown itself so active in the destruction of forests that everything that has been done for their conservation and production is completely insignificant in comparison. – Karl Marx
Capital is reckless of the health or length of life of the laborer, unless under compulsion from society. – Karl Marx
It is not history which uses men as a means of achieving – as if it were an individual person – its own ends. History is nothing but the activity of men in pursuit of their ends. – Karl Marx
In a higher phase of communist society… only then can the narrow horizon of bourgeois right be fully left behind and society inscribe on its banners: from each according to his ability, to each according to his needs. – Karl Marx