But at this stage, it seems that the sheer complexity of youth unemployment, not to mention the diversity of stakeholders involved, is rendering the challenge almost impossible to solve.

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The challenge is great, nearly impossible: As I explained last month, France is a very small market, already cluttered with several general news pure-players which are not yet profitable.

FORBES: Arianna Huffington's Plan to Conquer France and the World

The fact that everything has to be translated back and forth makes it unwieldy, makes it virtually impossible for the candidates to interrupt one another and challenge one another and engage in the back and forth that we've seen in previous debates.

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This made the challenge much simpler than subsidizing dozens of private institutions, making it almost impossible to manage and control.

FORBES: The Croesus Chronicles

Spokesman for English Nature, Stuart Burgess, said the organisation's 300 metre target would be a challenge in city areas, but was not impossible.

BBC: Cash boost for nature reserves

But their mission became impossible three minutes after the interval when substitute Chidi Odiah was sent off for a late challenge on Samuel Eto'o, resulting in a second yellow card.

CNN: Sneijder free-kick puts Inter in semis

But we need leaders in business and public life who challenge us do what we thought was impossible, who stir our souls, captivate our imaginations, and elicit the kind of bravery Armstrong showed when he took those first magnificent steps.

FORBES: My Dinner With Neil Armstrong