What can be added to the happiness of a man who is in health, out of debt, and has a clear conscience? – Adam Smith
It is not from the benevolence of the butcher, the brewer, or the baker that we expect our dinner, but from their regard to their own interest. – Adam Smith
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. – Adam Smith
Labor was the first price, the original purchase-money that was paid for all things. It was not by gold or by silver, but by labor, that all wealth of the world was originally purchased. – Adam Smith