"For him to give a penalty and send me off I think he must be a beast he can't be human". On top of that, if you don't have the character to walk on a pitch like this in a stadium like this, you can sit in the stands with your wife, your kids, having your drink and eating crisps.
The goalkeeper also admitted his emotions were still raw after the game when he issued his criticism of Oliver, but he said he didn't hold a grudge against the 33-year-old, instead blaming a lack of experience.
Speaking to BT Sport Buffon said: "Of course there is a huge feeling of regret because of the incident in the 93rd minute".
Gianluigi Buffon protesting to referee Michael Oliver. "I could nut somebody - who knows".
With extra-time looming, Medhi Benatia was adjudged to have fouled Lucas Vazquez at the death as Madrid progressed to the semi-finals 4-3 on aggregate despite a 3-1 second-leg loss midweek.
"I'm sure Oliver will have a great career in future, but he's too young to officiate a match like that".More news: F1: Ferrari's (NYSE:RACE) Sebastian Vettel On The Pole at Shanghai
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The Portugal captain also had some kind words for the Juventus goalkeeper and was quoted by the Metro saying, 'I have a lot of respect for Buffon, the words he has said about me, and what I've said about him, ' Ronaldo told RTP after the match.
Should he decide to stay on, he will miss the first match, if not more, of next season's Champions League campaign with Juve.
Calls have been growing for Juventus and above all Buffon to apologise for their very harsh language in the wake of the penalty decision, encouraging their pseudo fans to calm down. "When I don't feel I'm good enough, I put myself in a corner".
"Big admirer of Buffon but his behaviour since has been inflammatory and out of order."Following the result, Buffon launched a scathing attack on Oliver's decision. "You can never say never, though".