insufficient capital, to do all the three, is certainly not the shortest way for a society, no more than it would be for an individual, to acquire a sufficient one. The capital of all the individuals of a nation has its limits, in the same manner as that of a single individual, and is capable of executing only certain purposes. The capital of all the individuals of a nation is increased in the same manner as that of a single individual, by their continually accumulating and adding to it whatever they save out of their revenue. It is likely to increase the fastest, therefore, when it is employed in the way that affords the greatest revenue to all the inhabitants or the country, as they will thus be enabled to make the greatest savings. But the revenue of all the inhabitants of the country is necessarily in proportion to the value of the annual produce of their land and labour.
It has been the principal cause of the rapid progress of our American colonies towards wealth and greatness, that almost their whole capitals have hitherto been employed in agriculture. They have no manufactures, those household and coarser manufactures excepted, which necessarily accompany the progress