I'm just trying to really take it one day at a time, because for me - and I know this sounds cliche, whatever - I achieved my ultimate goal, and nothing can really top that, you know?

You ask any person in the U.S. and they know who Mary Lou Retton is.

I've had to learn through experiences not to be afraid to fail. You don't know what the future holds for you. You can hope your dreams come true, but you have to be fearless. I don't want to look back and think, What if?

You always have to finish what you start and I learned that some of life's greatest lessons come with disappointment.

The first time I walked into the Olympic athlete village seeing the Visa ATM machine with my picture on it and the Chinese characters saying "Destiny." For some reason, it just boosted my confidence and it was before I had even worked out or had my first training or competed.

Like at home, I don't wear heels. But everywhere else I go, I wear heels.

Even if kids don't love gymnastics, if they start at any age with some classes, they can learn so many different things - they can build a lot of character, strength, flexibility, and courage. Hopefully, they can also develop a sense of fearlessness.