We need to change the habit and should not get overexcited over things. If we keep gambling in limits and do not indulged in it more than we can afford, it will be a healthy activity.
I believe that this is where the main reason is precisely. To not get overexcited over things, i had a harsh reminder yesterday even if not related to gambling.
And i don't think that it's only related to gambling, getting overexcited over things can affect you in a lot more ways.