This is of course included in the psychological aspect, because psychology when trading will also affect the trading strategy that has been made. Those who experienced big losses while trading some of them because they did not do the analysis incorrectly and they panicked when the price continued to fall and then did Cut Loss at the lowest price. Building strong psychology is certainly very important. Everything must be managed so that trading does not only result in losses, but trades can produce a lot of consistent profits. Don't trade if you are not ready.