I struggled for many years in life, yet I'm actually on pace to become financially independent before 40 years old on a very middle class salary. (dividendmantra.com)
He worked as a service advisor in the automotive industry (which you'll note is not the finance industry), earned a very modest middle class salary, and has the goal of achieving financial freedom by the age of 40. (angryretailbanker.com)
Oh, and I make a very middle class salary (currently in the mid - $ 50k range). (dividendmantra.com)