To the contrary, in their useful lives they added exceptional shareholder value in earnings and lifetime contribution.

FORBES: Don't Fear the Fad

"But clubs like City, Manchester United and Chelsea will also always try and sign the exceptional player, " added Vieira, when asked if the English Premier League champions were no longer interested in signing players such as Atletico Madrid striker Falcao, who is expected to leave the Spanish club next summer.

CNN: October 10, 2012 -- Updated 2153 GMT (0553 HKT)

"It's never enough time to prepare a team in one week but this is an exceptional situation, " Hiddink added.

BBC: Chelsea confirm Hiddink as coach