OF THE POPULOUSNESS OF ANCIENT NATIONS.​

{p115} former. To rear a child in London till he could be serviceable would cost much dearer than to buy one of the same age from Scotland or Ireland, where he had been raised in a cottage, covered with rags, and fed on oatmeal or potatoes. Those who had slaves, therefore, in all the richer or more populous countries would discourage the pregnancy of the females, and either prevent or destroy the birth. The human species would perish in those places where it ought to increase the fastest, and a perpetual recruit be needed from all the poorer and more desert provinces. Such a continued drain would tend mightily to depopulate the state, and render great cities ten times more destructive than with us, where every man is master of himself, and provides for his children from the powerful instinct of nature—not the calculations of sordid interest. If London at present, without increasing, needs a yearly recruit from the country of 5000 people, as is commonly computed, what must it require if the greatest part of the tradesmen and common people were slaves, and were