"The disposition to admire, and almost to worship, the rich and the powerful, and to despise or, at least, to neglect persons of poor and mean condition is the great and most universal cause of the corruption of our moral sentiments."
"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."
"The real price of everything... is the toil and trouble of acquiring it."
"Happiness never results from what we get, but from what we give."
"The propensity to truck, barter and exchange one thing for another is common to all men."