It is here we come to the heart of the matter. The economic principle of comparative advantage', 'a country may, in return for manufactured commodities, import corn even if it can be grown with less labour than in the country from which it is imported

If I discover a manure which will enable me to make a piece of land produce 20 per cent more corn, I may withdraw at least a portion of my capital from the most unproductive part of my farm.

Profits are not made by differential cleverness, but by differential stupidity.

Neither machines, nor the commodities made by them, rise in real value, but all commodities made by machines fall, and fall in proportion to their durability.

Taxation under every form presents but a choice of evils.

To alter the money value of commodities, by altering the value of money, and yet to raise the same money amount by taxes, is then undoubtedly to increase the burthens of society.

By far the greatest part of those goods which are the objects of desire, are procured by labour and they may be multiplied, not in one country alone, but in many, almost without any assignable limit, if we are disposed to bestow the labour necessary to obtain them.