The Wealth of Nations by Part 4 Chapter 9 Page 32

sinking the real value of its produce, and thereby lowering the rate of its profit; and, secondly, by raising the rate of profit in all other employments. Agriculture is rendered less advantageous, and trade and manufactures more advantageous than they otherwise would be; and every man is tempted by his own interest to turn, as much as he can, both his capital and his industry from the former to the latter employments.

Though, by this oppressive policy, a landed nation should be able to raise up artificers, manufacturers, and merchants of its own somewhat sooner than it could do by the freedom of trade a matter, however, which is not a little doubtful- yet it would raise them up, if one may say so, prematurely, and before it was perfectly ripe for them.

By raising up too hastily one