I learned in my Ph.D. the discipline I needed to be successful. Most boxers are not that disciplined. They have talent, but the self-organization - t…

- Wladimir Klitschko

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.

- Wladimir Klitschko

Sometimes it's boring because it takes time, but it's enjoyable. So beating up people for a living is really fun.

- Wladimir Klitschko

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

- Wladimir Klitschko

Defeat will help you. I've been there and done that. I shook it off and came back stronger. It's nothing to be scared about.

- Wladimir Klitschko

I Was Psychologically Sick For 3 Days Afterwards.

- Wladimir Klitschko

You lose or you win the fight - and anything in life - in your mind. I can look at how the person walks, how he speaks, his expressions. It's a wisdo…

- Wladimir Klitschko

Obsession is love in an extreme shape.

- Wladimir Klitschko

That's the most terrible mistake you can make: to relax. It's difficult to become a champion, but it's more difficult to maintain it for many years b…

- Wladimir Klitschko