But what you get with him is he is so focused on delivering for this club - and that's why any of us who work around him think it's grossly unfair.
"A lot of them have trained with us a few times, like Luke Amos and Anthony Georgiou".
An angry Mourinho said "I wouldn't spend my money to see these teams" after his below-strength side lost 4-1 to Liverpool in the Michigan Stadium in Ann Arbor on Saturday in front of a crowd of more than 100,000.
"Personally I think it's not right. because we are going to compete in the Champions League and to have 20 days less to sign players". We will be training on the same size pitches and it will be the same quality as it would in the stadium.
With Hugo Lloris and Harry Kane not in the United States and Michel Vorm starting on the bench, Eriksen captained the side against Barcelona.
Before departing, the Argentine also took time to hail the club's academy coaches after spending the last 10 days working with the fruits of their labour.
Pochettino started with six players under the age of 22 as the north Londoners completed their International Champions Cup campaign with a 1-0 win over AC Milan in Minneapolis, and Pochettino has been pleased with what he has seen.
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"That is the reality that is for us a massive challenge, because for us it never happened before and we need to be careful".
He told SpursTV: "We don't want to start in the Premier League two goals down after the first half, so of course that's something we need to improve, but showing the mentality we know we have, we will always try to come back".
This tour has provided youngsters like Amos and Skipp with a chance, and they have seized it.
"At the end I think 2-2 was a fair result". Football is about energy - respecting yourself, your team-mates, the team, being professional. You've seen Luke Amos play in the last week. He played three games of 90 minutes.
Nine Spurs players reached the semifinals in Russian Federation, while captain Hugo Lloris went on to lift the trophy with France.