Besides living long enough to witness mistakes that took a decade or longer to play out, what I do is use the cognitive bias codex by designhacks.co. My heuris

Besides living long enough to witness mistakes that took a decade or longer to play out, what I do is use the cognitive bias codex by designhacks.co. My heuristic is: Is the subject matter important? If yes, is the cost of being wrong high? If yes, am I displaying any signs of cognitive bias? (Consult the cognitive bias codex) If yes, how do I mitigate the bias? Once done, has my outlook changed? What action should I take?