The circadian neurons are one of the few circuits in neurobiology where we have a chance to understand at multiple levels how different sets of neurons communicate with each other - including understanding the wiring rules, the biochemical rules, and the functional behavioral rules.

I was a difficult kid and a somewhat indifferent student but realized somehow that a new start at a good place, and far from home, was important.

Immigrants and foreigners have always been an indispensable part of our country, including its great record in scientific research.

Scientific careers rely on inheritance, environment, and random events, like all biological phenomena.

I was interested in science or, at least, nature from an early age, learning the names of planets, cutting cartoons with facts about animals out of the newspaper and gluing them into a scrapbook, and, with a friend when I was five or six, trying to design a submarine.

Is there anything science should not try to explain? Science is knowledge and knowledge is power - power to do good or evil. Sometimes ignorance is bliss.

I think for a long time we were just 10 percent women in physics, and so obviously people can see things in the way they’ve always been seen."

On climate change, the science is clearer about what you need to do to get a real impact than... on counterterrorism.