Of course, proper and responsible bankroll management is important, it can help us prevent losses, prevent us from getting into a difficult financial situation and harming ourselves… However, there is another kind of danger with bankroll. The danger of overestimating the role of bankroll in making a profit. In fact, it is a very simple thing: bankroll allows us to lose money less quickly, but no matter how well we manage our bankroll, it will not allow us to make money. In other words, bankroll management can allow us to lose money slowly, but it knows nothing about making money.
Bankroll management is important in gambling and every other areas of life that has to do with finance, if you plan your bankroll well you can avoid unnecessary regrets. Bankroll management just like bet strategies don't guarantee you of wins, they help to manage your gambling decisions and minimize loses. I agree with you that bankroll management helps you to lose slowly instead of losing everything all at once and become emotional with stress. Gamblers who manage their bankroll well are responsible gamblers, they understand that gambling is not a business that they need to invest substantial amount of money to be profitable.