"The boy is hungry and has a great personality at 20 years old," Tuchel told BTSport. "It's not always easy (to manage him) because the big personalities don't always choose the easy path. He challenges me as a coach and at the same time, is an extraordinary boy.
"For me, it's necessary to have this type of personality. To challenge me, to challenge those around him, and because he has the hunger to be a truly special player in history."
"Kylian is a goalscorer, he's not a Messi. He could be the best scorer in the world and he's on the right path. I've never thought about the comparisons, but (Ronaldo Nazario) is a good example, I agree."