Adam Smith — "The wealth of a country consists, not in its gold and silver only, but in its la…"

"The liberal reward of labour, therefore, as it is the necessary effect, so it is the natural symptom of increasing national wealth."

"The whole annual produce of the land and labour of every country, or what comes to the same thing, the whole price of that annual produce, naturally divides itself, as has already been observed, into …"

"The real and effectual discipline which is exercised over a workman is that of his customers. It is the fear of losing their custom which hinders him from either frequently or greatly relaxing his app…"

"The labour of the manufacturer fixes and realizes itself in some particular subject or vendible commodity, which lasts for some time at least after that labour is past. The labour of the menial servan…"

"The man whose whole life is spent in performing a few simple operations, of which the effects too are, perhaps, always the same, or very nearly the same, has no occasion to exert his understanding, or…"