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How living 'paycheck to paycheck' helped this billionaire learn what it takes to be successful
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How living 'paycheck to paycheck' helped this billionaire learn what it takes to be successful

Ken Langone had any number of odd jobs growing up and they taught him to have a diligent work ethic, an attribute that served him later in his career, he says.
01:30
Mon, Jun 18 20188:59 AM EDT