Indeed one of freddy deebs 6 rules

#1: Don't play while under the influence.
#2: Don't play any other games while playing poker.
#3: Don't play mad, don't play tired.
#4: Don't play out of my Bankroll.
#5: Manage my losses, horrible days leave, if the cards arnt coming leave.
#6: Take my profits, if i am winning, and i start losing leave don't be greed