When you're about to commit to a big decision.
I'm deciding: $decision. Run a pre-mortem. It's 12 months later and this went badly. Write the 5 most plausible failure post-mortems, each with the early warning sign I'd have ignored. Then flip it: it went brilliantly — what did I do in month 1 that mattered most?
Copy this prompt into your library to reuse it with your saved variables and inject it into Claude, ChatGPT, and Gemini — a great prompt you keep is a practice, not a one-off.
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