No it doesn’t suggest he hasn’t been professional previously, it just states that he has been professional since not being selected, which means not behaving like a dick and knuckling down to work hard in training.This suggests he hasn't been professional previously.
Also 1.5m loan fee from PSG is taking the piss, why are they being so frugal this season?
he’ll know exactly that, as he’ll have been doing this since he was 8/9 years old, working hard to impress a coach to get selected, it’s good that he isn’t acting like a primadonna (sp) and also shows that maybe there isn’t that much of a selfish ego there after all