well said aslan.
and have we all done it? well i dunno, but i know i have
. not very often thank goodness, but it doesn't have to be very often to inflict some rather severe damage.
triggers for me seem to be the fact that i apparently value my bankroll money much, much more and in more ways than my rational conscious seems to believe. so apparently the subconscious shock of a loss seems to sort of sneak up and take control, sorta thing.
couple that with having led a really, really lucky life, hence a over valued sense of luck and one has a recipe for disaster.
whatever, steaming and our predilection towards it is something it would be wise to get a handle on.