You may not always have a comfortable life and you will not always be able to solve all of the world's problems at once but don't ever underestimate the importance you can have because history has shown us that courage can be contagious and hope can take on a life of its own.

In the 10 cities with the nation's highest obesity rates, the direct costs connected with obesity and obesity-related diseases are roughly $50 million per 100,000 residents. And if these 10 cities just cut their obesity rates down to the national average, all added up they combine to save nearly $500 million in healthcare costs each year.

To me, with age, everything has gotten better. You have way more control; you know yourself better.

I think that people are tired. They're tired of the same old kind of politics. People want a new tone to politics.

For me exercise is more than just physical, it’s therapeutic.

When I get up and work out, I'm working out just as much for my girls as I am for me, because I want them to see a mother who loves them dearly, who invests in them, but who also invests in herself. It's just as much about letting them know as young women that it is okay to put yourself a little higher on your priority list.

My goal is to be a great-looking 70-year-old! I won't mind being 70, but I want people to say, "You're 70?"