Greed and fear are the fastest things that can bring one down easily in trading, because without self -discipline one may act carelessly and make mistakes that won't be helpful to their growth which they have broken the right rules that are helping them to aviod dangers and this at times does happen if their mindset divert into making quick money out of it, which will make them to trade with a huge amount that might ruin their lives if they lose. Trading is step- by -step process, one cannot just profits from it without passing some processes and even get to loss at times.
You are absolutely right mate, that fear is also one of the major factors that can make one get a major loss, people may not not know how fear contributes to that, but I will brake it down. Fear is one thing that puts you in a confused state, and you will remain in that state until you take a bold step that will either make you, or break you. In trading, deciding what to do at a given time is also of the things associated with when you are trading with fear, it makes you indecisive, and puts you in total confusion that will make you decided wrongly about the time to invest and about the particular project to invest in.
If one can get rid of fear, and take a certain decision while deciding on the project to trade on after research, then there is 60 percent chances that he will make a gain out of it, but when fear crips in, and gives you double thought on what to do, if you aren't very careful, you will end up making mistakes that will cost you.