"[It] doesn't matter the system we play, [it] has to do with the characteristics of the players", said Mourinho in his post-match press conference.
The United manager first snapped at the interviewer for asking him about the 2-2 draw against Southampton.
"I don't know if I say [miracle] or if I didn't but if I used that word it is not what I feel at all", he said ahead of Arsenal's visit to Old Trafford on Wednesday.
Mourinho was without defenders Victor Lindelof, Chris Smalling and Eric Bailly as they were held to a disappointing 2-2 draw by lowly Southampton on Saturday, and he was asked by MUTV for an update on the injury crisis in defence.
"It is very hard to win there because they are a very big team with big players and have a big atmosphere pushing them, but it is an exciting match and my motivation is very big".
"I think at the end of the season the top six will be the teams you think".
Washington Nationals reportedly agree six-year deal with Patrick Corbin
For a Yankees team that has made starting pitching a priority this offseason, Corbin was an initial favorite to land in the Bronx. Now that the Yankees are under the luxury tax threshold for the first time in years they have plenty of money to spend on Corbin.
"I believe we are going to be there".
Mourinho admits that his target for December is to get as close to the top four spots and stay within touching distance as he hopes for a better showing from his team.
United's poor start to the season - they have taken 22 points from their first 14 games - has prompted questions about whether the squad are still behind their manager.
"A football player is paid - and very well paid - to be a football professional".
"It is to train every day to his limits, to play every game to his limits, to behave socially according to the nature of his job, to respect the millions of fans around the world and to respect the hierarchies in the club". You don't respect players and supporters.
"You believe a player scores in his own goal and then runs and celebrates "I scored in my own goal because I don't like the manager"? And you kill the mentality of the good honest people around you", in the dressing room.