The Wealth of Nations by Part 3 Chapter 4 Page 28

employ a capital of two or three thousand pounds in the purchase and cultivation of a small piece of land, might indeed expect to live very happily, and very independently, but must bid adieu forever to all hope of either great fortune or great illustration, which by a different employment of his stock he might have had the same chance of acquiring with other people. Such a person too, though he cannot aspire at being a proprietor, will often disdain to be a farmer. The small quantity of land, therefore, which is brought to market, and the high price of what is brought thither, prevents a great number of capitals from being employed in its cultivation and improvement which would otherwise have taken that direction.

In North America, on the contrary, fifty or sixty pounds is often found a sufficient stock to begin a