While he admits that the transfer market is important to bolster the squad, investment in the stadium is the priority.
The key is the quality of experience for the fans," he told reporters.
"We must have the courage to invest in infrastructure rather than in players. This creates additional income which allows reinvestment in talent.
I started my career following the construction of a temporary stadium for the opening of the Albertville Games. At Juventus, there was the design and construction of a 41,500-seat stadium.
"At PSG, we have worked a lot to effectively renovate the Parc des Princes. At Manchester United we are watching.
Old Trafford has been at the forefront for years but is catching up. Modernisation or a new Old Trafford? All options are on the table. We see that things are moving a lot.
"Tottenham have a new stadium. Real Madrid are finishing theirs. Barcelona is working on it. Paris might have one one day."