... foreign lands, were not confined within the shores of a little island. Most of the islands of a continent, and many of these of considerable population and extent, were filled with them. And the ... liberty, and make them slaves and sell them, are the worst of robbers, and ought to be considered as the common enemies of mankind; and that they who buy them, and use them as mere beasts for their ... nature of it; and of the extent of it; and of the difficulty of subduing it.—Usefulness also of the contemplation of this subject. I scarcely know of any subject, the contemplation of which...