Luiz opened the scoring for Chelsea in their 3-0 win at Fulham in midweek.
“He has the personality of a leader. He pushes the lads. He is like that in training, demanding a lot from himself and the other players around him. It’s good for the squad.
“When they see myself, Frank [Lampard] and Petr Cech on a daily basis and players over the years like Didier [Drogba] training like that, they can only learn and repeat what we’ve done.”