Ajax knocked out Real at the round of 16 stage.
"Don't get me wrong, Madrid are a top club, but this season their form is somewhat less [than when they won three consecutive Champions Leagues].
"Juventus are one of the favourites for the trophy. I am curious how we will deal with them. It is a great challenge.
"If we reach our normal level, we can also make it difficult for Juventus.
"I hope that Cristiano Ronaldo has recovered from his injury and plays. He's a top player and although the chances of us winning are greater [if Juventus] are without him, I want to play against and beat the best players."