The Wealth of Nations by Part 1 Chapter 11 Page 9

labour is commonly maintained in the neighbourhood.

But land, in almost any situation, produces a greater quantity of food than what is sufficient to maintain all the labour necessary for bringing it to market in the most liberal way in which that labour is ever maintained.

The surplus, too, is always more than sufficient to replace the stock which employed that labour, together with its profits. Something, therefore, always remains for a rent to the landlord.

The most desert moors in Norway and Scotland produce some sort of pasture for cattle, of which the milk and the increase are always more than sufficient, not only to maintain all the labour necessary for tending them, and to pay the ordinary profit to the farmer or owner of the herd or flock; but