no risk - no profit 
Basiccaly risk and profit are directly proportional on trading and on trading we can manage the risk and we can manage the profit too, everything depend on the system of trading that be made by the traders them selves. If the traders doesn't have it, the trading will become more high risk. Obviously if a person wants do to trades, they must learned how to managed those possible risks so that they can accompanied their trading luck with their trading decision. And if the waves favored to them due to the fact that they able to managed those risk, they can see a sure profits at it's finest and even can bring them into long term trading.
It's not that a trader will completely abolished all the risk involved, it's impossible, they will just do some wise choice out of their deep analyzation in order to ; minimize the loss or secure profits without being a greed one.