Both religions and musicals work best with energetic and committed believers. Cynicism or detachment would have destroyed the magic - something true of religion, too.

I did not set out to explain the extinction of the dinosaurs. I'm a particle physicist, and I was actually thinking about dark matter along with some collaborators.

An almost indispensable skill for any creative person is the ability to pose the right questions. Creative people identify promising, exciting, and, most important, accessible routes to progress - and eventually formulate the questions correctly.

I considered going into business or becoming a lawyer - not for the money, but for the thrill of problem-solving.

You might find it hard to imagine gravity as a weak force, but consider that a small magnet can hold up a paper clip, even though the entire earth is pulling down on it.

We should figure out how to do this so that some parents don't feel disenfranchised, angry and upset. It says a lot about the state of where we are in the city, the role of parents and the reality of small school and combining schools.

Speculation and the exploration of ideas beyond what we know with certainty are what lead to progress.