The fact that I don't have any particular need for religion doesn't mean that I have a need to cast religion aside the way some of my colleagues do.

Oftentimes, if you're talking to a seasoned interviewer who asks you a question, they may do a follow-up if they didn't quite get it. It's rare that they'll do a third or fourth or fifth or sixth follow-up, because there's an implicit, agreed-upon decorum that they move on. Kids don't necessarily move on if they don't get it.

I believe we owe our young an education that captures the exhilarating drama of science.

The pinpoints of starlight we see with the naked eye are photons that have been streaming toward us for a few years or a few thousand.

I like 'The Simpsons' quite a lot. I love the irreverent character of the whole show. It's great.

A watch worn by a particle of light would not tick at all. Light realizes the dreams of Ponce de Leon and the cosmetics industry: it doesn't age.

I enjoy reading blogs, but am not interested in having my spurious thoughts out there.