N'Golo Kante is fit to return after missing the defeat to Man City last week as he lines-up alongside Cesc Fabregas in midfield.
And it will be this fine balance between defense and attack that Conte will want from Willian, and the rest of his team, when they travel to Catalonia on Wednesday. "He trained the whole week".
"It's been really good", the Belgium striker told Sky Sports when asked about linking up again with his former Chelsea boss in the summer.
"After this situation, the doctor gave him many check-ups to understand his physical condition".
"It was all clear. At the same time, I think the players managed the last few minutes in the best way". "He's okay. Every check-up has been okay". "We are playing against one of the best teams in the world so we must pay great attention, having the same focus, the same attention as the first leg against Barcelona".
He said: "Normally when you come against a team not having the best of times, that can be a very unsafe time to play them".
And Conte admits the Blues can not afford to drop many points in the remaining games if they are to qualify for the Champions League.More news: Miami nightclub closed after venue allows horse on the dancefloor
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Terry joined promotion-chasing Aston Villa in July after 19 seasons at Stamford Bridge in which he won five Premier League titles, five FA Cups, three League Cups and featured in Champions League and Europa League-winning campaigns. Our confidence is normal.
Crystal Palace will hand late fitness tests to Wilfried Zaha and Mamadou Sakho, who are back in training after respective knee and calf injuries.
On the subject of Chelsea's victory, Conte added: "This win was very important. At the end of the day, pundits are pundits, managers are managers", he reiterates.
John Terry, who left Chelsea last summer after 22 years, majority as captain, was a visitor to the club's Surrey training base on Thursday.
Conte praised Terry's influence last season, despite his limited game time, and admitted he is missed this term.
Antonio Conte has conceded John Terry's absence has represented a "big loss" for Chelsea.
Townsend was my key man when Palace took on Manchester United and he was clearly one of the most unsafe players for Crystal Palace with his experience and pace into the final third.