I will guess that you had taste on how it is sweet to have profit in gambling. Majority of us did have this feeling and mistake before but as we grow in gambling we realized that gambling is not good as source all the time. There will be some chances that it will give us some good smile but there are chances that it will make us sad.
That really makes sense on all of those reasonable experiences really got very deep lessons that entirely has gone through negative effect towards social life. So those mistakes has done ways to teach us and because of that our lives has a colorful meaning to be worth living for. To avoid that mistakes of betting again and agaim you needes to divert with other fun activities as well.
It's true from those mistakes there are lessons that just have to come up and see for ourselves on how it will help. Not all the time mistakes will remain as mistakes but it is a way to make those mistakes into the right path. And when we are through with it, we just have to don't do the same mistake again when we gamble.