"We have to show character now, focus on the next game. We lost, we have to accept that and to come back stronger, with strong character and with a desire to win. It's game after game now," the 25-year-old Frenchman told British media.
"We are not thinking about making another long run, we just need to win the next game and make sure we come back strongly. We will see now. I think we are a good team and we must show good character for the next game to make sure we win.
"It's important for the confidence and to keep our advantage in the league. We must fight to stay at the top. We must stay in front for as long as possible."
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Chelsea host third-tier side Peterborough United in the third round of the FA Cup on Sunday before a trip to face league champions Leicester City six days later.
(Reporting by Shravanth Vijayakumar in Bengaluru; Editing by Clare Fallon)
