“ That the slave trade then, either by diminishing the proper encouragement to the natives, or endangering their persons, or by doing both, is the real cause why they do not or cannot exert their industry in cultivating the various articles, which their country has been proved to produce, can be ascertained from facts ”

“ It is evident then, from the above accounts, that the want of encouragement is at least one reason why the natives of Africa do not establish a trade in the productions of their own country, as enumerated in the last chapter. Now this want of encouragement we trace from Wadstrom finally to proceed from the trade in slaves, for such constant encouragement he observes is given by the merchants to the slave trade, and the minds of the natives are in consequence so wholly occupied in it, that little or no encouragement remains for the other. ”

“ Bowman believes they would have put more land into cultivation than they did when he was there, had a greater supply of rice been wanted by the shipping—they told him that they should like to trade more in their own produce ”