The Wealth of Nations by Part 4 Chapter 7 Page 214

the improvement and cultivation of land, rather by the industry of the towns than by that of the country. But, in consequence of those discoveries, the commercial towns of Europe, instead of being the manufacturers and carriers for but a very small part of the world (that part of Europe which is washed by the Atlantic Ocean, and the countries which lie round the Baltic and Mediterranean seas), have now become the manufacturers for the numerous and thriving cultivators of America, and the carriers, and in some respects the manufacturers too, for almost all the different nations of Asia, Africa, and America.

Two new worlds have been opened to their industry, each of them much greater and more extensive than the old one, and the market of one of them growing still greater and greater every day.