The interest of the dealers, however, in any particular branch of trade or manufactures, is always in some respects different from, and even opposite… - Adam Smith

Even the free importation of foreign corn could very little affect the interest of the farmers of Great Britain. Corn is a much more bulky commodity than butcher's-meat. A pound of wheat at a penny is as dear as a pound of butcher's-meat at fourpence. The small quantity of foreign corn imported even in times of the greatest scarcity, may satisfy our farmers that they can have nothing to fear from the freest importation.

The proposal of any new law or regulation of commerce which comes from this order, ought always to be listened to with great precaution, and ought never to be adopted till after having been long and carefully examined, not only with the most scrupulous, but with the most suspicious attention. It comes from an order of men, whose interest is never exactly the same with that of the public, who have generally an interest to deceive and even to oppress the public, and who accordingly have, upon many occasions, both deceived and oppressed it."

The annual labour of every nation is the fund which originally supplies it with all the necessaries and conveniences of life which it annually consumes.