Indeed, need to be wiser in terms of decisioning, not just the money but all the efforts that you put in working with strategy or plan that you made when playing, always be the best decision is to quit while you are still at green, whatever the amount as long as you gain from your initial deposit that's still consider as profits, better than losing your chance taking your earnings out from your gambling activities.
In order to withdraw winnings, you first need to make sure there’s something to withdraw. Yes, you’re right when you have profit from your deposit, you should take it out. But it’s also important to stop not only when you’ve secured a good win, but also when you’ve had several losses in a row. That’s a clear sign that you need to stop and take a break, so you don’t end up losing even more.