There is no way one can gamble for fun and don't have small intentions of gambling for money.
But like I said, it has been made clear to the person that gambling is dangerous if you are using it to chase money, that the end result or outcome may be bad. It is easy for newbie gamblers to understand that. So if they gamble and chasing money and lost money often, they will know they have read about not chasing money while gambling is true. Gambling with small amount of money will give you a peace of mind.