I am obsessed with personal development because it's helped me completely change my life. Only 10 years ago, I had no connections, no money, and worked a minimum wage retail job. Now, I have a Ph.D.

I am obsessed with personal development because it's helped me completely change my life. Only 10 years ago, I had no connections, no money, and worked a minimum wage retail job. Now, I have a Ph.D.

What sets you apart from your peers? Can you speak a second language? In a room full of professionals in your field, how many are great at public speaking or understand how to work across word ...

Opinions expressed by Entrepreneur contributors are their own. Becoming successful in business is much more about your psychology than it is about finding gaps, technological advantages and shortcuts ...