skinny.

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How a Running Shoe Became a Symbol of Human Potential

This episode follows the story of a running coach so obsessed with shaving ounces off a shoe that he poured rubber into his wife's waffle iron. What took root in that experiment was a belief: your limits aren't fixed, they're just unfinished business. Decades later, that idea is still what millions of people lace up and believe every morning.

The skinny

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