Maybe when you have surrendered and accepted defeat, you can conclude that gambling is entertainment. Of course, everyone hopes to win the bet. If everyone thinks gambling is for entertainment, of course gambling will only be done by people who have a lot of money, while the enthusiasm of most people, gambling is more popular among the lower middle class. This is because many people try to seek fortune from gambling.
of course, the main motivation from gambling is profit, not just entertainment. accept any loss is the key. I can't say gamble just for fun, because every gambler always hope to get results. However, from a lot of experience by users in this forum, shows that the best way to survive and enjoy the game is with strong risk management. Even though the goal is profit, gambler need to always set strict limits so this can save gambler from big losses.