I'm not surprised, to be honest. Him posting kiddy pics of himself and whatnot. ( @Albertmare btw)
But the thing is, when you become part of Juventus, you begin to think more. You begin to reflect, and ponder life. You think about your present, your future, and your past. Being part of Juventus teaches you how to become a man. Naturally, some of your thoughts go back to your childhood.
Welcome Dani Alves, the man.