If you are like most of us, you will attend a workshop or two, read a few books, fund an account and come out guns blazing. After you fall on your face, you can either blame the "random" markets, the "big boys", HFT, algo's, etc etc or you can realize that you have a long way to go and begin the process in earnest.
Most who enter the fray do not become consistently profitable traders...why? Why do people not adhere to their New Years resolutions, write that novel, finish the dissertation, become fluent in Mandarin or train for and complete the Ironman Tri ? Because it requires a great deal of dedication, perseverance and hard work.
Can YOU succeed?...who knows. There is plenty of sage advice on ET (and some not so much) as to the process, begin your search.