"What we need to do is make the most of the positives, get over it and nothing else", he added ahead of Tuesday's World Cup warm-up match between his side and Argentina and after Spain drew 1-1 with world champions Germany in a friendly on Friday.
Spain goalkeeper David de Gea has been among those to criticise the ball set to be used at the finals in Russian Federation, but his coach knows the players will have to quickly get used to it if they are to perform at their best and advance from a group containing Portugal, Morocco and Iran.
"You have to learn from these kind of players that come around every so often. I don't think he will have any problem playing".
Speaking before his coach's news conference at Atletico Madrid's Wanda Metropolitano stadium, Messi said he felt "good".
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When his bots tried to trend #DeleteNamoApp day before yesterday, the popularity and downloads of Namo App only increased. They also claimed this was to ensure that the consumers were given the "best user experience".
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Those struggling with issues are urged to visit 13ReasonsWhy.info for resources, including suicide prevention and mental health links.
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Markram was out shortly before tea on the third day, which South Africa reached on 151 for three, an overall lead of 207, at Newlands.
Nevertheless, the occasionally feisty nature of their Clasico showdowns does not give Sampaoli any cause for concern over Messi's fitness.
Messi & Co. have reached the final of their last three major tournaments, including the 2014 World Cup in which they were beaten 1-0 by Germany. "Messi doesn't only have an incredible talent but it is his love for the game that seperates him from other great players.". That's why I nearly never go play as a left wing. Moving from the right, when we cut inside, the whole pitch is in front of us. "Argentina knows how to press, play, and when attacking, they are animals", he said.
Messi will square off against Spain and Real Madrid captain Sergio Ramos, a clash that could contradict the match's friendly status.
"It's more hard for us to play there, I don't often go out to the left".