Aiming for winning their losses is the main thing why gamblers always do play gambling and that thing pursue them to play even more even they are lossing too much already. Giving up on gambling wont be really easy if you are not sincere to yourself that you would like to quit it.
Thats also included and they are surely tied up with aiming of winning again their losses. Self discipline is major thing also why you easily get addicted to gambling if you havent realize in the end that you got already hooked into it. It really depends to a person on how he manage himself.