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19 things keeping you from getting rich, according to a journalist who spent his career studying millionaires

By Kathleen Elkins of Business Insider | <p>Journalist Napoleon Hill set out to uncover the key to wealth around 80 years ago.</p><p>He studied more than 500 self-made millionaires over a span of 20 years and his research culminated in what would become a timeless personal finance classic, "<a href="http://www.amazon.com/Think-Grow-Rich-Napoleon-Hill/dp/1453670114?tag=bisafetynet-20">Think and Grow Rich</a>."</p><p>In addition to boiling down <a href="http://www.businessinsider.com/napoleon-hill-think-and-grow-rich-2015-7?utm_source=msn&utm_medium=referral">the "secret" to building wealth</a> in his book, he revealed 30 "major causes of failure" that hold many of us back from getting rich.</p><p>Here are 19 that are still relevant today:</p>

Journalist Napoleon Hill set out to uncover the key to wealth around 80 years ago.

He studied more than 500 self-made millionaires over a span of 20 years and his research culminated in what would become a timeless personal finance classic, "Think and Grow Rich."

In addition to boiling down the "secret" to building wealth in his book, he revealed 30 "major causes of failure" that hold many of us back from getting rich.

Here are 19 that are still relevant today:

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