These nuclear plants are more dangerous than people realize.

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 - the ability to schedule yourself and your priorities - is lacking. My studies were about the control of training on both the psychological and the physical side.

Only younger brothers will understand me. We're following in the footsteps of older brothers. You are looking up to your brother. You want to do the same things. You want to do as good as he and do it even better.

The whole key is to be honest with yourself, find the weak spots, work on it, get it done.

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

He [Tyson Fury] will be difficult opponent to adjust to, because of his style of fighting and physical conditions. Fans will certainly not be bored.

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.