At his own unveiling two years ago, Conte spoke of Chelsea having "a small flame flickering that can eventually grow into a blazing inferno".
Previously linked with a Premier League move to West Ham, The central midfielder was a key part of a Russian Federation squad that stunned Spain and beat all expectations at the World Cup this summer.
Now, the post of chief coach of FC "Chelsea" he will replace Antonio Conte, who yesterday was dismissed.
'I am happy for Sarri because no one believe he could get there and instead here he is coaching Chelsea.
"The problem is that in England there are another five, six very good teams".
Referring to Sarri, he added: "I just try to do my best every time I play, and if he is watching then he's watching". The players have to enjoy themselves.
The 26-year-old Brazil-born Italy worldwide was unveiled today just after his former manager was confirmed as the coach of the London club.
Conte angered Chelsea hierarchy within days of completing his first season at the club with his ill-advised text message to Diego Costa, in which he deemed the striker was surplus to requirements.
"I would like to thank all of my friends at Chelsea Football Club for their hard work and support over the past two seasons which enabled us to win the Premier League and FA Cup together".
"It was fantastic for me to be able to share my emotions, passion and enthusiasm throughout two unforgettable seasons with these incredible Chelsea supporters, who will always stay in my heart".
"I hope Chelsea will continue to be successful and I wish everyone well for next season".
Maurizio Sarri said he needs to make "one or two adjustments" before Chelsea will be ready to play his football as he looked forward to going head to head with "the most important coaches in Europe".
He won the Premier League title in his first year and capped the second with a win over Manchester United in the FA Cup finals.
He kicks off his Chelsea career with a friendly clash with Perth Glory next week.