Warren Buffett knows a thing or two about investing. He bought his first stock when he was a teenager, and over the following seven and a half decades, the Oracle of Omaha has been continually refining his strategy.
Today Buffett considered to be the greatest investor of all time, but it hasn't always been plain sailing for the CEO of Berkshire Hathaway. He's made many mistakes during his career. However, by learning from these mistakes, putting them in the past and moving on, Buffett has only...