It's not easy playing against Barcelona in the Champions League. They are a club with a lot of history.
Canada hasn't really been a top footballing country in the world, but I think the next generation of players coming through, I think we can really change that.
Paris Saint-Germain is the biggest club in France, which continues to progress, and who plays to win all possible titles.
Argentina produces great footballers, but Uruguay does the same.
We are constantly told to enjoy Lionel Messi and Cristiano Ronaldo before they retire but what about Arjen Robben?
I had some very good players and some wonderful young players hitting the scene. Rio Ferdinand, Paul Scholes, David Beckham, Michael Owen - we had something tangible to work with and move forward.
A national team is a reflection of its country's football, and both Brazil and Argentina have earned respect for what they've achieved.
Throughout Manchester United's history, we always come up with answers to problems. Big stars come and go, but still, the team keep producing the same performances.