Spanx founder Sara Blakely learned an important lesson about failure from her dad — now she's passing it on to her 4 kids

From a young age, Spanx founder Sara Blakely was encouraged to take risks. In a Business Insider

Billionaire Spanx founder Sara Blakely gave her entrepreneur

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Persistence is Key: How Sara Blakely Made a Billion Dollars

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How Spanx CEO Sara Blakely Built a Billion Dollar Business

How Spanx CEO Sara Blakely Built a Billion Dollar Business