Trading itself, is a pretty simple game really. There are plenty of methods that win. The initial research takes a tremendous amount of time and all that, as there are so many competing views; however, when it comes right down to it, it's a psychological endeavor. You have to be the guy who is calm, and cool in the middle of battle, with bullets striking all around him, watching comrades fall as you wait for the precise time to pull the trigger.

Taming the emotional roller coaster is the hard part.