7. John Paul DeJoria

John Paul Jones DeJoria is the co-founder of the ‘Paul Mitchell’ line of hair products. At the age of 9, he began selling Christmas cards and newspapers to support his family. During his high school, he was told by his Math teacher that he would "never succeed at anything in life". This motivated him in a positive way. After his graduation he floated through a series of jobs ranging from insurance salesman to janitor. Today he is a highly successful businessman as well as an investor and his company, ‘Paul Mitchell,’ which generates $1 billion of revenue annually.

Best advice that he’s Ever got: “How to buy a put, told to DeJoria by a woman named Rebecca.”

His Investing strategy: “25 percent in gold, 25 percent in silver, 25 percent in NYSE blue-chip stocks that pay a dividend and 25 percent between Asian and European blue chips that pay a dividend.”