"Warren likes to say that a good business is like a castle and you've got to think every day: Is the management growing the size of the moat? Or is the moat shrinking?" Gates wrote for the Harvard ...

Warren Buffett has said he looks for businesses that are like castles, protected by moats. Some of today’s best moats aren’t ...

Warren Buffett announced his impending retirement on Saturday, amid a roughly 75-year career as one of the world's most successful investors — accumulating a net worth currently estimated at $ ...

Stream San Diego News for free, 24/7, wherever you are with NBC 7. "Warren likes to say that a good business is like a castle and you've got to think every day: Is the management growing the size ...