The midfielder returned on Monday and, although he has not featured in any pre-season friendlies, he was thrust straight back into the action four days later as the Premier League got under way once again at Old Trafford, United winning 2-1 on Friday.
"You can't sort of fall back and think "I'm changing my mind" - you've gone too far".
"We have brought in great managers without a doubt but let's take Mourinho for example".
I had my plans, and I had my plans for many months, and I find myself in the beginning of the Premier League with the market closed, and I'm in a situation that I thought was not going to be the situation I would be in.
"Will his style of play bring us an EPL (English Premier League) title?" We played very well, the performance was OK. In the second half I had Andreas Pereira and Fred with a yellow card, Paul was fantastic his contribution was incredible but the fuel was disappearing. It was a good match with three good teams, in my opinion.
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"Fred is a very good player, he will help us".
Incredibly, Pogba had his penalty ruled out and was shown a second yellow card for faking his shot, which unfairly sent the goalkeeper the wrong way.
"[It] was not hard", Mourinho added. 'The thinking is he is a very good penalty taker and likes the responsibility of it.
Pogba confirmed that it was his decision to take the penalty ahead of Sanchez from the group nominated by Mourinho. "Maybe on the next game I leave it to Alexis". It's not a problem, it's the win that is most important'.
'I'm quite young and I want to get better, progress and win more trophies, ' said Pogba.
"If I played Scott, I would have two kids and a new player [Fred] in midfield".
"I think the fixtures which have come out for them, and the way it has worked, will give them every opportunity to be there".