Long before Brazil's infamous 7-1 drubbing by Germany at the 2014 World Cup, another six-goal defeat almost stopped David Luiz's development dead in its tracks.
As the veteran defender prepares to face Benfica, his first European club, with Arsenal in the Europa League last 32 on Thursday, he might reflect on how that 6-0 defeat by Criciuma in 2006 changed his future and set him on the path to success in Portugal.
"The boat only passes once and David has missed it because you were not focused. Now it's gone," began an angry Mauro Fernandes as he addressed a packed dressing room in Salvador.