Where there is risk, there is profit. This word may or may not be applied some time. But Most of the Earners in the world taken risk, The people invest in many fields, and get profit but there is also a chances of loosing money. But Most of the risk takers are succeeding and became rich person's in the world. We have many examples of Poor person became Rich in their early adulthood. How is it possible?
There is no such easy way to become rich in one day with out huge money. But you can become rich after putting effort on your interested field. The http://earning-logic.blogspot.com website is posting many earning tips  to help middle class people to become rich. Depend on your interest and your present profession you can start earning money.