I read once, which I loved so much, that this great physicist who won a Nobel Prize said that every day when he got home, his dad asked him not what he learned in school but his dad said, 'Did you ask any great questions today?' And I always thought, what a beautiful way to educate kids that we're excited by their questions, not by our answers and whether they can repeat our answers.

It has been wonderful to be the home port for the brave and brilliant forces of ABC News around the world and to feel every single night that you and I were in a conversation about the day together.

People assume you can't be shy and be on television. They're wrong.

A criticism is just a really bad way of making a request...so just make the request.

I don't know why I'm saying I'm brave.

Whatever you want in life, other people are going to want it too. Believe in yourself enough to accept the idea that you have an equal right to it.

Einstein was always looking for a unifying principle for the universe. I think anxiety about hair is the unifying principle.