I've for some reason or other... never met Donald Trump.

I'm going to save my public voice largely for the issues where I have some depth.

For a highly motivated learner, it's not like knowledge is secret and somehow the Internet made it not secret. It just made knowledge easy to find. If you're a motivated enough learner, books are pretty good.

Americans want students to get the best education possible. We want schools to prepare children to become good citizens and members of a prosperous American economy.

When you have money in hand,only you forget who are you .But when you do not have any money in your hand,the whole world forget who you are.It's life.

There is no author whose books I look forward to more than Vaclav Smil.

Historically, privacy was almost implicit, because it was hard to find and gather information. But in the digital world, whether it's digital cameras or satellites or just what you click on, we need to have more explicit rules - not just for governments but for private companies.