It's unattainable to understand whether or not this Messi has already recorded a kind of defining moments. Most likely it is going to, in time, turn out to had been that chip in opposition to Actual Betis a couple of weeks in the past, the ball floating for an age prior to arcing over the road. It is without doubt one of the hallmarks of Messi\u2019s greatness that such a lot of it's so serene, so non violent. There's infrequently any anger to his play: extra the ruthless grace of Roger Federer than the explosive power of Rafael Nadal. He caresses his passes and strokes his pictures, keep watch over all the time prized above energy.The opposite is that he does now not abuse his skill: He infrequently indulges himself with unattainable pictures from distance, looking for headlines and limelight and acclaim. His tool is now sufficiently refined that he can apparently calculate the percentages of any given determination: He shoots handiest when this is the proper determination.His first objective right here on Tuesday was once a living proof. He nutmegged Fred at the fringe of United\u2019s field \u2014 now not as it drew the most important gasp from the gang or as it showcased his genius, however as it was once the most simple path to the spot, simply outdoor the penalty house, from which he may whip the ball round David De Gea. (His 2d objective does now not warrant such exam \u2014 a cushy shot that De Gea, uncharacteristically, fumbled: Even the greats are allowed to get fortunate.)Perhaps that objective will turn out to be the high-water mark of this model of Messi; possibly it's nonetheless to come back. He produces brilliance with such astounding frequency that handiest with hindsight \u2014 and a large amount of it, too \u2014 is sure bet imaginable.An instance: if Messi have been ready to complete off a run, overdue within the first part, that took him previous 3 United midfielders, the referee Felix Brych, and left Phil Jones twisted and became and tortured, his first objective would have gave the impression moderately bizarre, via his requirements; so, too, if he had controlled to transform an impromptu scissor kick in the second one.The query, now, is how a ways that brilliance can raise Barcelona. An 8th Spanish name in 11 years is just about safe already \u2014 a run of home luck extraordinary within the membership\u2019s historical past \u2014 however a primary Champions League semifinal look since 2015 is, arguably, of higher importance.