Insanity is doing the same thing over and over again and expecting different results.

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About this quote

Line slaps away excuses and forces a simple question: what are you repeating that never worked? Stop polishing failing habits — identify one small change, test it, measure it, and stop pretending effort equals progress. Hard work without course correction is wasted time; accountability and experiments create real change.

When to use it

  • If your sales pitch keeps getting shut down, stop rehearsing the same script; ask for customer feedback, change one part, and try a new approach.
  • When your fitness routine produces no gains, stop blaming genetics — swap exercises, adjust intensity, or hire a coach and track progress.
  • If you always run out of money by month-end, stop repeating impulse buys; set one rule, automate savings, and review bank statements weekly.
  • If weekly team meetings never fix missed deadlines, stop holding the same meeting; assign clear owners, set measurable next steps, and follow up.