in fact, once the person is immediately overtaken by being emotional, there is no finish because he will lose control of what he/she is doing, and that is the reason that it leads to defeat in the end.
So from the very beginning of the game, we should already know within ourselves whether we can control ourselves, and we must have discipline in playing, or else we will be swallowed whole by greed for sure.
Many people becomes emotional when they lose their money in gambling. They still trying to continue their playing and hopes that they can win the games and recovers their lose. They don't realize that can makes them lose more money without having a chance to gets their money back. That's why if we already lose some money, we must remember that we needs to leave the casino before we lose more money. Losing some money is okay, but losing all money is not okay so we must prevents that happens to us by always limiting our money. We can't win in gambling easily and if we win, we must check how much money we already lost in gambling. We must have awareness to stops from playing gambling by controlling ourselves so we can playing gambling just to relax ourselves.