These four policy prescriptions - strengthening educational opportunities, revamping immigration rules for highly skilled workers, increasing federal funding for basic scientific research, and providing incentives for private-sector R&D - should in my view be top priorities as Congress and the Administration consider how to maintain the nation's leadership in science, technology, and innovation.

My mom and my dad were both very sociable, meeting lots of interesting people.

Teaching's hard! You need different skills: positive reinforcement, keeping students from getting bored, commanding their attention in a certain way.

For Africa to move forward, you've really got to get rid of malaria.

Talking to mothers, always brings it home because they're so anxious to do everything they can for their kids and so tragic for them.

I love building the products, seeing people use the products but you know along with success comes the need for a dialogue with the government.

In the same way that when the car got going, people thought it would be an electric car, people thought it would be a steam car.