Decide your limit cold. In the moment you can go lower, never higher.

Write the session's hardest attempt, and where you'll do it, before you warm up. Once the music, adrenaline and audience kick in, you may go lower, never higher. People underestimate how much a "hot" state drives their choices.
S Evidence: strong. Large trials or many studies, pointing the same way.
Loewenstein 2005 (review of hot-cold empathy gaps).
Not medical, legal or financial advice.
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