Warren Buffett is one of those rare billionaires everyone feels like they know. He still lives in the same modest Omaha home ...

Warren Buffett's junk-food diet could've ruined his China trip but Bill Gates and his then-wife Melinda reportedly ensured the investor didn't starve.

Warren Buffett is renowned for his investment advice. But the billionaire, who is retiring later this month at age 95, also is a font of spiritual wisdom.