We live in a society where people have different views about something and these views could be drawn based on different constituent like personal sentiment, religion, ideology and experience. And speaking of gamble there are those that view it as an irresponsible activity to embark on and whoever is into it is tag as irresponsible guy, for some it beyond being irresponsible but a sin something that is evil, while some others out of an ugly experience of a loved one that got ruined by it due to extreme addiction.
It's amazing how different people's perceptions of gambling may be influenced by their cultural backgrounds, experiences, and personal values. While some could consider it a sin or a moral weakness, others might see it as a harmless kind of entertainment. As you also pointed out, one's perspective on gambling can also be influenced by the experiences of others, such as a loved one who struggles with addiction to gambling. And let's all admit that having such different views could certainly cause discomfort and confusion, especially if people are unwilling to hear one another out.