Gambling may be bad but it's also another way to enjoy life and you must have limitation when gambling. Start with the money you afford to lose so that you still have money. Having strategy can also help you think gambling is not all about bringing a negative impact on your life. Stay Posirive, avoid getting involved too much.
The most important thing is you know what game are you playing, familiarity about each game is one factor that may bring positive outcome in everything that we do and specially when we are dealing with gamblers so the best thing is know you game,know your self and expect only enough and never aim for higher winnings because this same reason why gamblers become addicted as they don't put limitations in their gambling habits so look around and learn from somebody's mistakes so won't become one