Off course people do learn from their mistakes. But for some they need to learn the hard way. So hard they will have to go bankrupt first to learn and understand what they did wrong.
gambling is really wrong at first people who are experiencing winnings they will just say that gambling is not wrong at all.
But in the end they are going to realize that gambling is really wrong at all.
It is better to put the capital that you are using there into trading.
I am sorry but I would never say that gambling is wrong because I myself have been for many years even when I was a kid and until now I am enjoying it, you only say it's wrong when you cannot handle it anymore.