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How to ThinkIn the Age of AI

Question

How do I practice two-way door decisions?

beginneragents

Quick Answer

List your five most recent decisions that took more than a day to make. For each one, answer: if this decision turns out badly, can I reverse it within a week at low cost? Mark each as a one-way door or a two-way door. Count how many two-way doors consumed disproportionate deliberation time. For each of those, write what you would do differently — the specific point where you would have stopped analyzing and walked through.

Common pitfall: Intellectually agreeing that most decisions are reversible while continuing to deliberate on every one of them. The framework becomes another thing you know about instead of something that changes your behavior. You'll catch yourself when you notice the third meeting about a decision that could be undone with a Slack message.

This practice connects to Decision Frameworks — building it as a repeatable habit compounds over time.

Learn more in these lessons

  • The two-door framework

    One-way doors deserve careful analysis — two-way doors should be walked through quickly.