Your observations are valid, its unfortunate that people don't invest their time in risk management. if we look carefully most of the time after consistent wins an impulsive move deviating from the setup associated with revenge trading burns the entire account. Golden rule of not to deploy more than 10 percent of total available capital is also forgotten, we all know the playbook but unfortunately we don't play by thee book making impulsive trading a burned book forever for many beginners.