"Liverpool want to keep their best players and he was the best player last year - and probably the Premier League's best player.
"We are happy he stayed with us and he is just showing every week how committed he is.
"It doesn't matter what was going on in the summer his mind now is just to help the team, to achieve great things and hopefully it will finish in a positive way in May.
"We see him every training session and we know he loves what he does and when he gets on the pitch he just tries to help, that is why we are so happy for him because he deserves what he is getting.
"No one gets goals and great performances if you don't work hard and of course he is a special talent so he it makes it easier for him."
Suarez had tried to engineer a move away from the club as he wanted regular Champions League football, which Lucas insists matches the ambitions of his team-mates.