Everyone is a threat, and anyone can be beat at any given moment. No one is invincible.

For me, personally, when I'm afraid of something - when you're afraid of something, normally you try to go away, you try to avoid it. Instead of avoiding it, to overcome your fear, I believe you need to embrace it.

The danger is not to set your goal too high and fail to reach it. It’s to set your goal too low and reach it

A cockroach can’t defeat a dinosaur. But the cockroach is better at one thing, and it has ensured its survival through the ages: Adaptation. One could adapt to the environment and the other one couldn’t.

I will never take the fact that I am Welterweight Champion for granted. I learnt my mistake in the past. No matter how great, no matter how people tell me how great I am, I'm always one mistake away from losing everything.

I don't want things that I regret in life, and things that I have not done - and I don't want to at 80 years wake up, and tell myself: 'Oh I was on top of my shape and skills and I didn't do it.'

People have mistaken my break, I took a break from competition, it was because of mental problems, and because I was not agreeing with Performance Enhancing Drugs. I put the things on pause for a while, but I didn't retire.