The great Warren Buffett is a skilled investor who is studied, analyzed, and imitated by many.<br />But according to Business Insider, most people already have what Buffett has used to generate his immense wealth.<br />In Morgan Housel's new book 'The Psychology of Money,' Housel argues that the 'secret' is simply how long Buffett's been investing.<br />In other words, time.<br />When measured by average returns, Buffett isn't the greatest investor of all time — but he's had time and patience on his side.<br />In fact, Buffett admitted this himself in an interview with motivational coach Tony Robbins, who asked Buffett how he got so rich.<br />Three things: Living in America for the great opportunities, having good genes so I lived a long time, and compound interest. Warren Buffett Founder, Berkshire Hathaway