Cristiano Ronaldo has plenty of experience turning a nearly hopeless cause into a triumph.
He was the lead figure in a Real Madrid team that battled hard, but helplessly, to wrest the Spanish league title from Barcelona for two years before finally topping its archrival in the 2011-12 season.
Now, Ronaldo is in the process of triggering another reversal of fortune with Portugal at the European Championship.
He has been booed, whistled and taunted for two inexplicably wasteful games that put the Portuguese on the brink of elimination. Then he came alive with two goals in a come-from-behind 2-1 win over the Netherlands which earned Portugal a spot in the quarterfinals.
''Now everything is possible,'' Ronaldo said after the win over the Dutch.
Next stop in his splendid season, in which he scored 60 goals for Madrid, is Thursday's match against the Czech Republic when a spot in the semifinals is at stake.
Portugal's run in the tournament mirrors the relentless determination Ronald...