The value of money is in proportion to the quantity of the necessaries of life which it will purchase. - Adam Smith

Hatred and anger are the greatest poison to the happiness of a good mind.

The real and effectual discipline which is exercised over a workman is that of his customers. It is the fear of losing their employment which restrains his frauds and corrects his negligence.

If the importation of foreign cattle, for example, were made ever so free, so few could be imported, that the grazing trade of Great Britain could be little affected by it. Live cattle are, perhaps, the only commodity of which the transportation is more expensive by sea than by land.