There are times where you can't always get paid to do the things you really want to do. What really epitomizes your dream job is the job that pays you to do what you want to do.

I love the underdog stories. I love people who refuse to give up.

People ask me what the most important thing to take on the race is, and I always say it's a sense of humor. If you've got nothing but a sense of humor, you will survive.

There was some expiration point to my life, and it became very important to maximize the time that I did have on Earth. That's what led me to my personal philosophy: "No Opportunity Wasted" - NOW for short, which is about living life to the fullest.

I tell you what I love - and I think you get better as you get older - when you're younger and you don't know what you don't know, you tend to talk more about what you think you know. You shut out the opportunity to learn what you don't know.

La Paz, Bolivia, is the most extraordinary city.

Schools often box kids into predefined categories. But we don't know what amazing ideas, inventions, cures, and contributions all these youths really have.