An any desperate gambler should went though the path which he first loses his own and then someone else's money. Only when with no money and when no one wants to give a new borrow, comes the realization that the wrong way of earnings has been chosen. This road (good gambler) for those who are lucky. You just have to learn a lesson and tell to your friend how it is.
Gambling is real evil. It is so addictive and deceiving that the gambler keeps on losing but still comes back to lose more. It probably kills his all senses and makes him desperate. Moreover, it is not shocking to know that losing money makes people crazy and that too continuously. Things really become worst when gamblers borrow money and lose that too. It is best to never play this game.