Raiola told the BBC: “The problem that I feel that you have in England is that, whenever I tell my opinion, an opinion that I have, everybody in England goes berserk and I’m the worst agent.
“The clubs get so stressed by it, including the public and the journalists, that I’ve learned not to talk about it so much, but only during the market.
“But it is obvious though that everybody is looking at Erling as one of those potential new future stars. It’s so difficult to do what he does at his age, at this level.
“He will be one of the future stars for the next decade – because we see people like [Zlatan] Ibrahimovic, Cristiano Ronaldo and [Lionel] Messi coming to a certain age. How long can we still enjoy them?