Fact, anyone who chooses gambling as a source of income will live to regret someday because there is this mentality that is attached to gambling in the sense that when you are lucky to win it looks like the winning is gonna keep coming every day and by so doing, addiction begins and you can't do without gambling and will literally use money from other sources to fund your gambling which is to say that gambling can never or should never stand as a source of income.
People who succeed more in gambling are literally people that doesn't take it serious if they lose or win and these set of people have other jobs and businesses they do that gives them huge money so they just see gambling as part of having fun and in the process most of them even record huge wins because they don't take to many risks and they play according to how they can endure in a case of losses.