In your one case OP, greed of gambling have consumed you whole, if I can turn 1000$ into 100,000$ I will never return and if I have to return, I will start using small amount to gamble, when you accept that gambling and winning is complete luck, you will know how to gamble when you accept that fact.
^That is definitely right.
Gambling outcomes are largely based on luck, and acknowledging this fact can help you make not to chase your losses. Understanding that winning is not guaranteed and that the odds are often against you can assist in managing expectations and avoiding excessive risks.
If you do choose to engage in gambling, starting with smaller amounts can be a responsible approach, allowing you to enjoy the activity without risking significant losses. It is important to set clear limits, both in terms of the amount of money you are willing to gamble and the time you are willing to dedicate to it.