“I think he has some years more to go.”
He said: “I think he has some years more to go. What I know is… he is very happy with everyone around Chelsea, [who are] in and around Chelsea,” he said.
“He is very important and if he is fit, as he was showing, not fully fully fit but through games you get more game fitness but he will be very important again next season.”
The Dutchman also believes Hazard can rediscover the form that saw him named PFA Player of the Year 12 months ago.