What's really instructive about his story is that he started his first retail store when he was in his mid-late 20s, sold that and earned his first stripes in his early 30s. And it wouldn't be a decade later until he started Walmart in his early 40s.
Walmart was a culmination of several decades of Walton's life that he dedicated to mastering, and dominating, retail.
Different medium and market, but basically the same overall strategy.
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