Of course gambling can be profitable. Many people have become successful by gambling. But those same people who have become successful also have lost much money.
It is not guaranteed that you will become successful with gambling.
gambling gives victory and defeat was certain there are times when you will win and there are times when you will lose. so if you had lost you should be able to restrain yourself that you can not always win. because there is defeat and victory you can not make it profitable in long term