This would begin first with Smith's interest in the accumulation of wealth through labor. Smith believes in a clear difference between mental work and manual work. According to Smith, specialization helps in the division of labor because people become faster and more productive when they are focused only on one task/job. By one-tasking individuals improve dexterity, which saves time and becomes innovative. If people are skilled and productive in their individual fields of work, advanced societies are created. More and more people specializing in their field of production only create more products; more products lead to greater wealth, which is indeed Smith's number one