And just as it is not possible to understand the theory of verb and noun, the analysis of the language of action, and that of roots and their development, without referring, through the study of general grammar, to the archaeological network that makes those things possible and necessary; just as one cannot understand, without exploring thedomain of natural history, what Classical description, characterization, and taxonomy were, any more than the opposition between system and method, or 'fixism' and 'evolution'; so, in the same way, it would not be possible to discover the link of necessity that connects the analysis of money, prices, value, and trade if one did not first clarify thisdomain of wealth which is the locus of their simultaneity.