Aside from being recognized as one of the most successful investors of all time, Warren Buffett is also revered for his invaluable wisdom. But how did the Oracle of Omaha gain the knowledge that led him to such extraordinary achievements?

In his essay for my book, "Getting There: A Book of Mentors" (in which 30 influential leaders share their secrets to navigating the jagged path to success), the Berkshire Hathaway CEO revealed that he inherited many of his insights from a handful of people, who he refers to as his "heroes."