When you play poker fortune plays big role but the better your game the less influence of luck. Anyway many of your opponents will believe in illusion of lucky and unlucky texas hold em hands and you can use it for your own benefit. Ability to stop your game when you lose some particular amount of money will help you to control your bankroll. If you are ready emotionally to lose and can stay calm you will get benefit but if you cannot control yourself in such situation it is better to stop for some time, analyze your game and calm down. You can’t always have the best hold em hands and loss of some games is a normal practice.
There are several reasons to stop your game when you lose. For example, the game turned to be not as good as you expected. Or you can’t influence your opponents and they begin to play better. In these cases you have to stop the game when you lose and continue it when you win. But in every particular case you should decide by yourself whether to stop your game or not. Don’t forget about psychological aspect of poker game. Pay attention to your opponents’ behavior. If you see that someone is nervous this person can bluff.