Before you entering in gambling, just make it sure that you have enough knowledge to do gambling. It will not make your bitcoin profitable. Once you tried gambling, you will be more attracted to it and there's a chance to loss all your collected satoshi. So, think twice or maybe thrice to do that.
Not all the time, and it depends on you if you are a kind of person whogets obsessed and addicted to things that feeds your desire. Gamblers who gets addicted to gambling easily are those who have a problem in money making, which sometimes give them more reason to just gamble and see what the future will give them, which is foolish.
and of course,
those who are too emotional. those who are always saying that they are after the fun in gambling, and those who cannot accept that they are failing because of gambling.