Hence, this didn't go down well with Pogba who stated his wish to leave Old Trafford.
"[The game against Wolves was] an important lesson; a lesson that I repeat week after week after week, a lesson that some boys are not learning", Mourinho said.
After squabbling with United's hierarchy over their failure to sign the targets Mourinho wanted, he has become embroiled in a feud with Pogba amid increasingly alarming results.
"You want me to say we play a phenomenal match?"
While Mino Raiola may have agreed Pogba's personal terms with Barcelona, it would take a staggering bid to convince Ed Woodward to sell.
Even though his form for France in their 2018 World Cup win was much improved and he won many plaudits, Mourinho was hardly complimentary of Pogba's displays, further fuelling the fire of a significant rift between the duo. "We are here to attack", Pogba said after a 1-1 draw with the newly promoted side.
However the French worldwide was in the headlines earlier on Tuesday after reports claimed that he had been told that he would "never captain the club again" by Mourinho.
Pogba still has another three years left to run on his current United contract until 2021, meaning that, in theory at least, the club hold a strong position and are under no pressure to sell unless someone meets their demands.
And an angry Berbatov has now sounded off about what's going on at Old Trafford, with the problems no longer just behind the scenes.
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The France worldwide said United should "attack, attack, attack" when playing at Old Trafford in a none too disguised criticism of Mourinho's approach.
Before the game, Mourinho said: "They are rested".
But Derby had United on the ropes with their slick passing.
But Harry Wilson equalized with a free kick in the 59th and United's problems deepened when goalkeeper Romero was sent off in the 67th for handling outside the box.
Gone are the days under Sir Alex Ferguson where insubordination would lead to a star player departing Manchester United rather unceremoniously.
Mason Mount's initial shot was saved by Grant, but, as United's defenders stood and watched, Marriott reacted alertly to head in from close range.
But in the fifth minute of added time, substitute Fellaini headed in a Diogo Dalot cross to force the shootout.