I've always been more interested in organisms that can move on their own than in stationary plants. But when I canoe or hike along the edge of lakes or oceans and see trees that seem to be growing out of rock faces, I am blown away. How do they do it?

The failure of world leaders to act on the critical issue of global warming is often blamed on economic considerations.

The future doesn't exist. The only thing that exists is now and our memory of what happened in the past. But because we invented the idea of a future, we're the only animal that realized we can affect the future by what we do today.

If America wants to retain its position as a global power, its president must listen to the people and show strong leadership at this turning point in human history.

I believe Betsy DeVos has the talent, commitment, and leadership capacity to revitalize our public schools and deliver the promise of opportunity that excellent education provides, and I support her nomination as U.S. Secretary of Education.

My mom is an art teacher and my dad owns a women's shoe store, so they're not actors by any means. Well, I guess to sell women's shoes, you have to be an actor.

If you ask any of my kids today what their most important experience was in their education, they would say it was the travel and the ability to see and be in other cultures.

I am in favor of saying, 'Okay, let's get teams of educators and experts in certain disciplines to say, 'What are the basic things that we think are an essential part of an early education for people?'' Put them together and create, as well as possible, a set of goals and tools to learn those things.