The only man on the list of top ten richest men in the world to have made his money entirely by investing in other companies (rather than starting his own).
His investment company, Berkshire Hathaway, is the company with the highest priced stock in the world, because Mr. Buffett has never allowed his companies shares to be split.
In 1998, he caused a stir in the silver market, driving the price of silver from $4.50/ounce to nearly $7/ounce when the news broke that he had bought 120 million ounces of the metal and shipped it from New York to London.
Legend says that he still drives his own jalopy around rather than hired limousines ...