A large number of people enter the stock market without adequate knowledge. The widely cited observation that a very large proportion of retail participants lose money — particularly in derivatives — is the problem QISM is built around.
The broken loop is simple. Hear a tip. Put money. Hope for profit. Hope is not a method.
The institute loop is slower and more honest: learn, research, understand, assess risk, then implement. If you cannot answer why, when, how, how much, what is the risk and when to exit, you do not have a position. You have a wish.