If I go as hard as I can in practice, make sure it's a lot harder than than a fight, then the fight's going to be easy.

You never know yourself until the chips are down. True strength is not measured when your at your strongest, but when you’re at your weakest.

All the trials and tribulations have paid off. In life, you have setbacks...When you're in your valley, that's when you're tested the most -not when you're at your peak.

To live is to fight. We just fight in different arenas.

We are all fighters, every single person who walks this earth is a fighter, everything that lives. To live is to fight. And we just fight in different arenas.

To me, to live is to fight. It's about persevering. It's about testing yourself. It's about not becoming complacent.

I am a student of whoever I can learn from.

My main job is to go and have fun. When I do that, everything just seems to fall into place.

I don't fight to prove that I'm tough, I know I'm tough. I fight because it's inside of me.

Being a great fighter is having a perfect balance of having that toughness, skill, as well as that mental capability to be able to out-think you opponent.

Life is a celebration… I try to enjoy it as much as possible.

There's a thin boundary between the light and dark side. Both are fervent to reign in the space of the other.

Women are frightening. If you get to 41 as a man, you're quite battle-scarred.

I'm picking and choosing in terms of the stress factor. If it's not fun, I'm not going to do it.

The government of Mexico is terrific. I don't blame them for what's happened. I don't blame them for taking advantage of the United States. I wish our politicians were so smart.

I do appreciate a woman who has a passion for sports and knows their stuff.

Together, we can make a U.S. Department of Peace into a reality, and leave a gift of peace for generations to come.

You better do your job and not lean on me to do it for you.

The only road to doing good shows, is doing bad shows.

Intellectual honesty is the quality that the public in free countries always has expected of historians; much more than that it does not expect, nor often get.

Every single one of my books had its title changed almost as we were going to press, for all sorts of different reasons.