Women wear many hats in their lives. Daughter, sister, student, breadwinner. But no matter where we are or what we’re doing, one hat that moms never take off is the crown of motherhood. There is no crown more glorious.

The greatest advantage of being First Lady is the opportunity it presents to truly make a difference on issues of great importance.

A storybook marriage? No, not at all. What Mitt Romney and I have is a real marriage.

I am the granddaughter of a Welsh coal miner who was determined that his kids get out of the mines. My dad got his first job when he was six years old, in a little village in Wales called Nantyffyllon, cleaning bottles at the Colliers Arms.

The secret to a happy marriage is a sense of humor, because marriage throws you curveballs. It is not easy.

You have to recognize that deep within your soul, you know who you are - and let [the criticism] go right by you. If you're reacting to it, you're letting it get to you.

As his partner on this amazing journey, I can tell you Mitt Romney was not handed success. He built it.