At the end of the year, Warren Buffett will step down as Berkshire's CEO, and Greg Abel will succeed him. If Buffett gets the investment portfolio to a more balanced position and leaves him with a ton of cash, Abel will be able to run things as he sees fit without needing to undo a bunch of decisions that he may not have agreed with.

TheStreet. Warren Buffett is arguably the most successful investor of all time. He's amassed an amazingly massive net worth by buying and usually holding stocks for the long haul. Trained under legendary value fund investor Benjamin Graham,