Smith had a firm belief in the idea of a invisible hand and the belief in a countries wealth and how it should be distributed. Adam Smith had a believed that it was only human nature to be a self interested person. The belief that people should watch out for their own interests to make themselves happier is the core idea of the invisible hand. Smith is believer that working hard and earning things for yourself can be one of the more satisfying things that can make someone happy. It shows that both the consumer and the salesman benefit in trade.( Investopedia) He finally also believed what that the idea of the invisible hand should be used in trade with other countries as well as local business transactions.