Mark Hughes now knows he must turn his Saints into sinners if they are to avoid Premier League relegation.
He found out the hard way on Saturday as Southampton squandered a two-goal lead in his first home game in charge, Chelsea fleeing St Mary's with three points after showing all the cunning and guile their opponents lacked.
The margins were fine, but they were there for all too see.
Where Shane Long got straight to his feet when hauled down by Andreas Christensen inside the box, Marcos Alonso went to ground under the hint of a challenge to earn the free-kick that led to the winner.