U.S. investor and philanthropist Warren Buffet listens to a question during a press conference in Beijing, China, 30 September 2010. Microsoft Corp. co-founder Bill Gates and billionaire investor Warren Buffett met Chinas super-rich Wednesday (29 September 2010) in Beijing to sell the art of giving over a dinner that sparked some soul searching among the worlds second-largest number of billionaires. Although the two said they would not be asking Chinas newly minted billionaires to give up their fortunes, there have been reports invitees were reluctant to attend because they did not want to be pressured. In response, Gates and Buffett, who have campaigned to persuade American billionaires to give most of their fortunes to charity, issued a letter earlier this month saying they would not be pushing anyone to give up their fortunes but wanted to promote philanthropy.