Additional Sources
1 - Adam Smith
Most Important Work
Theory of Moral Sentiments (1759)
https://www.econlib.org/library/Smith/smMS.html?chapter_num=6#book-reader
An Inquiry into the Nature and Causes of the Wealth of Nations (1776)
https://www.gutenberg.org/files/3300/3300-h/3300-h.htm
More about…
Adam Smith - a Primer
http://www.iea.org.uk/sites/default/files/publications/files/upldbook414pdf.pdf