If you're scientifically literate, the world looks very different to you, and that understanding empowers you.

There are countless space activities that would be no less exciting than the moon missions were, I have no doubt. The search for life on Mars, for example.

Where did the concept of "without borders" come from? No one had that concept until you saw Earth from space, illustrated not by a mapmaker who's color-coding political boundaries; it's illustrated by nature itself and there's land, there's ocean, there's atmosphere.

The Big Bang Theory: When geeky scientists can be main characters in a hit prime time series, you know there's hope for the world.

Physics is the only profession in which prophecy is not only accurate but routine.

I think the best thing a parent can do, when raising a child, is simply get out of their way.

There are street artists. Street musicians. Street actors. But there are no street physicists. A little known secret is that a physicist is one of the most employable people in the marketplace - a physicist is a trained problem solver.