if you are expert or skillful then you can be a good and successful trader and i am very skillful trader and earning a huge profit from trading and sometime i think that trading is depend on your luck.
i agree with you that if someone skillful and expert in trading and have a good knowledge about trading then surely who is a successful trader and these trader will be never face to lost in trading and they get a big profit from trading.
It is not so simple, in my skype group there are like 50 pro traders and they are worried all the time yes believe me ! I have never seen any of them being very confident or too happy. So its not that simple though yeah even after being worried and in tension all the time they are in profit at the end.