Yes, trading is an art, all the traders are eligible to earn profit from this market, and its not an possible thing to earn more profit, but through adopting a good strategy, you will be able to earn more. Art handled with the help of thinking, and we accept that trading is an art and we become expert in his trading with learning strategy. i think that you are right about that forex trading is an kind of art you need to improve in the art to make it as you desire the more time you spend in learning about it or doing it the better you will become