Nemanja Vidic insists Manchester United will not let lightning strike twice as they close on regaining the Premier League title.
United still have some tricky hurdles to navigate before they reach the winning line.
At the end of Cheltenham week, keen racing enthusiast Sir Alex Ferguson embraced the theory that a testing run-in can catch even the most likely winners out.
It would take a collapse even more shocking than Devon Loch in the 1956 Grand National to deprive United of a record 20th title now though.
Fifteen points clear with nine games left, the Red Devils could have the job completed by the middle of next month, with their own 18-point record winning margin in the Premier League era also in their sights.
There should be no collapse like 12 months ago, when they tossed away an eight-point advantage in the space of four games.
But Vidic is still preaching caution.
"It is a big gap and we shouldn't let that change," said Vidic.
"We have the title in ...