New Delhi, July 21 -- Legendary investor Warren Buffett, one of the world's richest people with an estimated net worth of around $147 billion, says luck has played as big a role in his success as talent or hard work.

Speaking in an interview with CNBC, the Berkshire Hathaway chairman reflected on the circumstances that shaped his life and career, describing himself as one of the luckiest people on Earth.

"Out of eight billion people, I may be one of the 10 luckiest in the world," Buffett said.

The billionaire investor, who will turn 96 next month, also credited his longevity for allowing him to build wealth over decades.

"I'm losing marbles at this point. I accumulated marbles for a longer time than I deserved. That's just a matter of...