I would compare it to an actor. I drive myself into the character that later on is in the ring.

When you're successful for so many years, the scariest part is that you're getting too comfortable because you've had so much success.

I train six days a week for four to five hours a day. I like to keep the same schedule when I'm in camp for every fight.

Mental strength is really important because you either win or lose in your mind.

Nobody is born as a champion. You have to earn it through hard work. Get started!

I don't care where people come from. It is not important to me. If you are good people will like you, if you're not, they won't. It is simple.

I have a Ph.D. in philosophy and sports science. At 14, I went through this really tough Soviet training system. A lot of my roommates got psychologically broken or physically injured. Either you came through, or you were out. I made my Ph.D. work in the field of young athletes aged 14-19 because at this age any human is changing.