(1) BILL GATE (Computer Programmer)

With a net worth of $75 billion in 2016, he tops Forbes’ billionaires’ list. Gates was always excited about computers and works with them in a revolutionary ways while still in high school. After taking advantage of the software glitches to obtain extra computer time when he lost his computer privileges, Bill designed a scheduling program for his school as well as a payroll program for the computer company he had hacked into. Although, at that point, his hobby as a computer programmer was not an official paying job for him, his passion drove him to do the work.

(2) WARREN BUFFETT (Newspaper Delivery)

Summing up the beginnings of Buffet’s exceptional career in business by stating only that he delivered newspapers would not be fair. Warren’s early life was actually quite remarkable. In his early years, he was identified as having superb skills in mathematics and he ambitiously had keen desire to be great. His first investment was in stock-brokerage at the age of 11 and filed his first tax returns at the age of 13 for his paper-route. He claimed his bicycle had a $35 tax deduction. Now, he is worth more than $60 billion.

(3) JEFF BEZOS (Camp Director/Camp Counselor)

Worth more than $45 billion, Jeff Bezos is an entrepreneur, investor and the founder of Amazon.com. His ambition was evident from an early age like many others on this list. His early job came in high school where he started his first business; an educational summer camp program which he designed for younger students called ‘the Dream Institute’. This helped paved the way for all that was to come in his now future.

(4) MICHAEL BLOOMBERG (Parking Lot Attendant)

Presently with a net worth of $40 billion, Michael Bloomberg was not always the businessman that you see now. He paid his way through Johns Hopkins University when he was a young man with student loans and working as a parking attendant. He exhibited an early interest in public service by becoming one of the country’s astute youngest Eagle Scouts back in 1958.

(5) PHIL KNIGHT (Assistant Professor)

According to Forbes‘ most recent list, Phil Knight is worth an estimated $24.4 billion. He is the co-founder of Nike Inc. Knight wasn’t sure exactly what he wanted to engage in professionally. As a result, he did many different jobs as a young man. Phil served in the army for some time and also worked as an assistant professor at Portland State University. He also showed an interest in athletics at a very young age as he was a middle-distance runner in college at the University of Oregon in Eugene where he studied journalism.

(6) ALIKO DANGOTE (Petty Trader)

As of July 2016, he had an estimated net worth of $15.4 billion. The richest African entrepreneur owns the Dangote Group which has interests in commodities. The company operates in Nigeria and other African countries, including Benin, South Africa, Senegal, Cameroon, Ghana, Ethiopia, Tanzania, Togo and Zambia. His entrepreneurial skill began at a very early age when he was in primary school.

He would buy cartons of sweets (sugar boxes) and sell them just to make money even though he came from a rich background. Today, the same passion has led him into building a stupendous business empire.