In gambling there is no real guess for winning because of how the gambling site's algorithm is arranged and you can never predict how many times you will win after losing. But while gambling you may get some idea but you can never make an accurate prediction and win guaranteed. This is why you always have to accept that gambling is a high risk thing and you must have a good luck to win here. Otherwise you will continue to lose here. Those who can make some profit from gambling do not want to accept this fact. And they are the ones who continue gambling for a long time and one time they face a big loss and then they want to accept these things and they start regretting their previous mistakes.
What you have said reflects a realistic understanding of the inherent uncertainties and risks involved on gambling. Indeed, gambling sites have randomness and unpredictability that makes it challenging for players to guarantee wins. Acknowledging that gambling is a high-risk endeavor and that luck plays a significant role is crucial. People having ups and downs experience in their gambling journey is common. Some may have occasional successes, but as you rightly point out, accepting the unpredictable nature of gambling is essential.
Regret can be a common experience for those who face significant losses. Peple who engage in gambling need to approach it with a clear understanding of the risks involved. Learning from experiences, both wins, and losses, is part of the journey for those who choose to engage in gambling. Responsible gambling practices, including setting realistic expectations and staying within one's limits, can contribute to a more positive and sustainable gambling experience.