The enigmatic 37-year-old Swedish marksman previously worked under Mourinho at Serie A giants Inter Milan before reuniting with him in Manchester in 2016.
The 25-year-old midfielder played a big part in Les Bleus' campaign in Russian Federation, scoring a goal in the final as Didier Deschamps' side beat Croatia 4-2 to lift the coveted trophy.
'As a leader you can talk on the pitch but I've seen leaders who didn't necessarily talk'.
"I think he (Pogba) has done it (public comments) on objective, and I don't think that is right", said Saha, speaking at the AFDP Spirit of Soccer launch.
The ex-Scottish worldwide went on to claim the Old Trafford club have a ready-made replacement for Lukaku. "It's hard to set out on a kind of given pathway", added the ex-England global. I like to read good articles and a passionate football fan. I am there to do what he wants me to do, so it's getting the balance right'.
"During a season, you can have a big match then a smaller match, then one even smaller, then you can lose your focus, you can lose your concentration, then comes a big match again", Mourinho was quoted as saying after watching France triumph in Russian Federation.
The book brings a fitting end to a fine playing career, but Carrick is well aware of the difficulties posed when it comes to coaching and perhaps one day management.
"I couldn't have done it without them".
'People say 'what's the right path to take?' Do you go down a level? Do you coach a youth team? It feels natural, it's a great position. "This is his third year, the players know more and more the way he wants to play and how he wants it - so I believe, yes".
"But, of course, now, just like when I set out to be a footballer when I was a bit younger and you're on that first step of the ladder, that's the target and you try to be as good as you can be".