Things we learned from the first stages of the Champions League quarter-finals
With the first half of the Champions League quarter-finals out of the way, it's time for some reflection before the madness resumes next week.After an international break, a bit of Gazprom football in the middle of the week takes it straight out of you, especially with a number of baby burners actually delivering on hype (for a change). Nothing is over until the fat lady sings and the first legs so far have set up some seriously good other legs to look forward to between Europe's heavyweights. We've definitely already…