Longevity should never be taken for granted in football. Wayne Rooney is discovering that the fires can burn out more quickly than expected. The question is: Are we watching Jose Mourinho suffer in the same way?
It is far too early to make this call. At Real Madrid, they asked the same question of the Portuguese coach and at the end of his second season, he took Barcelona's La Liga title away from them by nine points.
Nevertheless, Manchester United's early season form under the 53-year-old has not been convincing.
