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Mark Cuban has said he was once so poor that he would bring dates home only to find the electricity had been shut off by the power company.
Thomas Edison famously developed thousands of prototypes of the light bulb before finding the one that worked, and Albert Einstein was unemployed for two years after he graduated college.
But in some cases these struggles can be valuable learning experiences. Like Edison and Einstein, modern day luminaries like Mark Cuban and J.K. Rowling were able to use their setbacks to push them forward.
We decided to highlight 11 extremely successful people who learned from their failures.