The first is following a good method with enough consistency to have a statistical edge. The second is following the method long enough for the edge to manifest itself. Be responsible for your own trading destiny. Analyze your trading behavior. Understand your own motivations.
Traders come into commodity trading with a view to making money.
After awhile they find the trading process to be fascinating, entertaining and intellectually challenging. Pretty soon the motivation to make money becomes subordinated to the desire to have fun and meet the challenge. The more you trade to have fun and massage your ego, the more likely you are to lose. The kinds of trading behaviors that are the most entertaining are also the least effective. The more you can emphasize making money over having a good time, the more likely it is you will be successful.