they are not experienced enough and lack trading skills and it is the beginners who most act like this and become greedy. but if he really trades one day he must stop this habit. but you could say that most traders are greedy. most beginners come with a mindset in such a way that forex is a business making money very fast. by this thought they came on the forex market. and yes it is true that we have to control our bad emotions in forex trading such as being greedy and angry because these things destroy our desire to get lots of money and they destroy our health too and as a result we are fed up with our work in trading.