Exclusive: Phone for U founder John Caudwell has one simple question for other fabulously wealthy people: What are you waiting for?

John has always been an inspiration ... He has since concentrated on his charity work including setting up Caudwell Children. He has pledged to leave 70 per cent of his wealth to charity.

Forbes has unveiled its list of the world's richest people featuring 55 super-wealthy Brits, including Virgin Group founder ...