He is untypical South-American without lack of unprofesionalism. He has spent almost whole his career in Europe without any problem with discipline, work ethic or similar except in cancer place Man Utd because his wife did not want to live in Manchester and he was almost kicked from Real to Utd althougt he did not want to move from Madrid. He is really profesional player and he would not make any trouble in Juventus untih he have a contract. As we could see from media report he just want one year so he will do his best whole contract.