And he's got a passionate desire to improve our public services and his whole career has been built on wanting to see everybody realise their potential to the full.

BBC: Take your politics too seriously

When I interviewed Slim at his Mexico City office in January, it was clear that he was very passionate about the issue of prices for telecom services.

FORBES: Carlos Slim's America Movil Details Errors In OECD Report On High Telecom Prices, Requests Its Withdrawal