If having a positive mindset can be the sure way to win in a bet, I am sure we won't have the case of losing consistently in gambling because it is in every gambler's belief that they gonna win in their bet. The bet they're gonna win is what we gamblers can't ascertain, but we have it in our mind that one day we will win. I think that's what keeps our mind at rest to keep trying our luck on gambling every time until the day our luck pays off for a win in gambling