The Wealth of Nations by Part 4 Chapter 7 Page 166

without being liable to question or examination of any kind; but above all, that equal and impartial administration of justice which renders the rights of the meanest British subject respectable to the greatest, and which, by securing to every man the fruits of his own industry, gives the greatest and most effectual encouragement to every sort of industry.

If the manufactures of Great Britain, however, have been advanced, as they certainly have, by the colony trade, it has not been by means of the monopoly of that trade but in spite of the monopoly. The effect of the monopoly has been, not to augment the quantity, but to alter the quality and shape of a part of the manufactures of Great Britain, and to accommodate to a market, from which the returns are slow and distant, what would otherwise have been accommodated to one