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95. the currency conveys right of choice out of many things in exchange for one, so Commerce is the agency by which the power of choice is obtained; so that countries producing only timber can obtain for their timber silk and gold; or, naturally producing only jewels and frankincense, can obtain for them cattle and corn. In this function, commerce is of more importance to a country in proportion to the limitations of its products, and the restlessness of its fancy;—generally of greater importance towards Northern latitudes. 96. Commerce is necessary, however, not only to exchange local products, but local skill. Labour requiring the agency of fire can only be given abundantly in cold countries; labour requiring suppleness of body and sensitiveness of touch, only in warm ones; labour