The Spain captain has highlighted the boos and barracking he has copped across the country at LaLiga stadiums in recent years.
He admitted to El Chiringuito: "I have thought about throwing in the towel many times, but in the end when I tell my children my story, the best thing I can teach them is that I have been in the s### many times and in the end I have always managed to get my head out. And that is a source of pride for me.
"Today I have my psychologist, my psychiatrist and a coach. They have helped me a lot. They and my wife are the thread that holds me up in difficult moments and they are the ones who value you and make you see yourself in a different light...
"What you eat you throw out, but what goes into your head doesn't come out."