Science is teaching us how much a simple change in the environment can alter the way we behave, the way we react to a situation, and what we can bring to it.

Whenever I haven’t had a ‘why,’ I’ve found myself unwilling to unleash the best parts of me.

Mastery is staying true to who you are and what you feel.

I know that I perform better when I'm nervous and designed a system to trigger my nerves.

Intention — anything you do, have to decide why — I ask myself the question anytime I do something.

It's about being comfortable with being uncomfortable, and doing that comes from between the ears... it comes from your mind.

I believe [breathing] is just as important as the crunches people do in the morning – (the physical training) and the dietary training that we do now. I treat it as a physical exercise."

In politics, mastery is how you handle public scenarios where people are coming after you.

The soccer field was the one place where I felt equal to other kids.

We all have some innate talent or uniqueness within us that's perfectly created, and our job is to figure out what that is and express that to the best of our abilities.

The benefit of competition isn’t the win, it’s improvement in the moment.

The best way to change behavior was to catch somebody doing something right and to reinforce that.

Exactly what I want is on the other side of what scares me the most, so I turn fear into a compass.

I’m so grateful for my disability because I wouldn’t be where I am today without it.

The #1 thing that has gotten me this far has been my mental approach- without that I would not have been as dominant.

The people that win sustainably over time are the people that not only have the talent, but the shared commitment towards how they win, how they operate as a team, and buy into the full program.

I believe when you’re open and you’re willing and you’re just willing for the possible, the possible comes.

Mastery is having a great self-awareness… it’s being able to perform or put yourself out there without fear of failure.

The act of giving and seeing the difference that I've made makes me feel better than anything else could, than whatever car I drive or how much money I make.

The single most powerful shift a leader can make is shifting out of the mode of knowing and operating in the mode of discovering or inquiry – quit providing answers and start asking questions.

I could see the fear in their eyes, nobody wanted to lose to an 11-year old kid- it was incredibly empowering for me.

The number one factor that differentiates the good and the great is self-awareness.

When we’re at our best, there isn’t a future and there isn’t a past, you’re just there in the moment.

When it came down to making the Olympic team, it was being calm that saved me.