Buffett didn't end on a sour note, though. He believes in the ongoing story of the U.S. economy and made several humorous points about how lucky he feels to be an American. "If I were being born today, I would just keep negotiating in the womb until they said, 'You can be in the United States,'" he said.

Discover the five timeless investing habits that have fueled Warren Buffett's remarkable 60+ year success story and learn how to apply these principles to your own financial journey.

Buffett, one of the world’s richest people and most accomplished investors, took control of Berkshire Hathaway in 1965 when it was a textiles manufacturer. He turned the company into a conglomerate by finding other businesses and stocks to buy that were selling for less than they were worth.