Speaking at an event in China, Kaka said: "He is a very good player with a great future ahead and already has a lot of responsibility with the Brazilian national team. But it's not my business to decide the ups and downs." Kaka, 29, has endured a difficult 12 months. He has lost his place in the Brazil national team, with a series of injuries having limited the former AC Milan man to just 14 league appearances for Madrid, though he did manage seven goals.