Persistence is incredibly important. Persistence proves to the person you're trying to reach that you're passionate about something, that you really want something.

I have always said 'yes' to opportunities and experiences.

One of the most common mistakes for an entry-level job interview is to take the position: 'What is this job going to do for me?' You should be saying 'Here's what I can do and here's what I want to do to help you.

I grew up in San Antonio, Texas, and went to a big high school called Douglas McArthur where there was a lot of track and a lot of football. It was a bit like 'Friday Night Lights.' I used to spend a lot of time at the track.

I really enjoy making sure the kids get a healthy dinner, a good bath and several books... I really like to try and end the day with some quality time with my kids. If not, I feel guilty.

You face challenges in your personal life and in your professional life. I continue to be relentlessly optimistic and not focus on the negative.

I started running track when I was 13 years old, as a freshman in high school. I ran the 400 meters, which is a very tough race and a full sprint.