“[The capitalist mode of production] is based on the dominion of man [sic] over nature. Where nature is too lavish, she “keeps him in hand, like a child in leading-strings.” She does not impose upon him any necessity to develop himself. It is not the tropics with their luxuriant vegetation, but the temperate zone, that is the mother country of capital. It is not the mere fertility of the soil, but the differentiation of the soil, the variety of its natural products, the changes of the seasons, which form the physical basis for the social division of labour, and which, by changes in the natural...