Ruben Amorim was running through Manchester United’s recent managerial history. “The guys who won everything like [Louis] van Gaal and [Jose] Mourinho,” he said. “New ones who knew the club inside out like [Ole Gunnar] Solskjaer, and one of the best that there will ever be outside the five strongest Leagues was [Erik] ten Hag. You have different type of coaches, the same result.”