"Football is dynamic; it's about interests the manager sometimes can't manage". It depends on many things in this business - different parties that have interests. In that business there are different parties that are involved.
He said: "Mentality is one of the keys because in this type of game you must play with the right attitude and right mentality and of course, be humble and show respect to the opponent".
The win means the north London club are the first side to qualify for the fourth round of the cup and will hope their Premier League rivals slip up during the remainder of the weekend's fixtures.
"With two or three Carabao Cups or FA Cups, if you don't finish how we have finished in the last three seasons and win the FA Cup, I don't know if Daniel would have too much patience with me or is very nice to say "OK you're 10th in the PL" and give you a new contract".
Spurs have not won the top-flight title since 1961 and their last trophy was the 2008 League Cup but Pochettino insists only Premier League or Champions League trophies will take the club to the next level.
"But always I told you, the club need to first of all be consistent in the top four and then think about challenging for trophies".
"To win the Carabao Cup and be in the middle of the table in the Premier League I think today we are not talking how we are talking here".
The seven-goal mauling was also Tottenham's largest margin of victory since they beat Wigan Athletic 9-1 in 2009, and the club's biggest FA Cup win since they overcame Crewe 13-2 in a fourth-round replay 59 years ago.