Classify decisions by reversibility and stakes
Sort decisions into low-stakes/high-stakes and reversible/irreversible before deciding.
Why it works
Most people apply roughly the same amount of deliberation to all decisions, which means they over-deliberate on trivial ones (analysis paralysis) and under-deliberate on high-stakes irreversible ones (defaulting to intuition). Jeff Bezos’s "two-door" framing captures the principle: reversible decisions (door one) should be made quickly and corrected if needed; irreversible ones (door two) deserve much more deliberation because they can’t easily be undone.
How to do it
- For each significant decision, answer two questions: how reversible is this if it goes wrong, and what are the stakes if it does?
- Map these to a 2x2: high-stakes irreversible decisions get the most deliberation and journaling; low-stakes reversible ones get made quickly.
- Stop applying decision journal rigor to trivial decisions — save it for the ones that actually warrant it.
- In your journal, tag each entry with its reversibility class so you can analyze patterns by type.
Evidence
The reversibility distinction aligns with research on regret and with risk tolerance studies, which show that irreversible decisions generate more regret and deserve greater weight. The two-door framing is a practitioner heuristic rather than a studied technique. Gilovich and Medvec found that regret over actions fades over time while regret over inactions endures, underscoring why irreversible, action-heavy decisions warrant the greater deliberation this classification directs toward them. (mechanistic)
The value is in the classification habit, not in any specific reversibility cutoff. People also tend to overestimate how irreversible decisions actually are — many "irreversible" choices are harder to undo but not impossible.
Sources
Common mistake
Classifying decisions you want to make quickly as reversible ("I can always change it later") to justify less deliberation, rather than honestly assessing the real cost of reversal.
Practice this with IX Coach
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More practices for Decision Journaling: Learning to Decide Better Over Time
- Log the decision before the outcome
Write what you decided, why, and what you expect — before you know how it turns out.
- Score decision quality separately from outcome quality
Judge the process you used — not whether it worked — when you review a past decision.
- Run a weekly decision review session
Set aside 20 minutes each week to score past decisions and extract one lesson.
- Track your calibration across many predictions
Score your confidence levels against outcomes over dozens of predictions to find your systematic biases.
- Log the information you wished you had
In every decision entry, write: what would I want to know that I don’t?
Related concepts
- Hindsight Bias: Why Everything Seems Obvious in Retrospect
How "I knew it all along" corrupts judgment — and the practices that correct it
- Survivorship Bias: Learning from What You Can’t See
The invisible graveyard of failures — and how to reason from the full distribution
- Thinking, Fast and Slow, Made Usable
Two systems, the biases they create, and when to slow down