The icing on the cake for Warren Buffett is the delectable yield Berkshire is netting annually from its Coca-Cola position. With a minuscule cost basis in Coca-Cola of $3.2475 per share, Berkshire Hathaway is securing a nearly 63% annual yield on cost. There's no reason for Buffett or his team to ever sell this stake in Coca-Cola.

Perhaps that’s one reason stocks are selling off globally this morning. While most indexes in Asia and Europe remain near their all-time highs, there is broad-based but mild selling in all of them.

Warren Buffett has loomed over Wall Street for so long that it’s easy to forget how quietly his story began. He started buying his first shares at age 11 and filed his first tax return at 13. From those humble beginnings,