if someone really want to stay away from gambling, i think this is the best suggestion. you will not ever in future will try to gamble.

1. make a bet on gambling site and with all the btc you have and  play until you make sure you lost all. you will fell very bad, you will not be able to sleep few days and than you will make your mind never to gamble again
2. your gov bann the online gambling in your country.