For those who don't have the time or patience to read the passage, here are two quick takeaways that 狼爸爸 didn't mention. First, the passage was written to stood against socialism, which supposes that there should be a central government to act like a know-it-all and to take care of the planning for every aspect of national economy. In other words, the author hoped for freedom of people and severe restrictions upon governments. Second, the passage was intended to warn people of the importance of humility. It reminds us of how individuals' knowledge are infinitesimal when compared to the miraculously and naturally formed division of labor across the whole society and even across the globe. In a word, the aim of the passage is not so simple as to merely intrigue people's interest in economy or the theory of Invisible Hand. Don't read out of context.