There are questions which illuminate, and there are those that destroy. I was always taught to ask the first kind.

[Science is] a great game. It is inspiring and refreshing. The playing field is the universe itself.

I think physicists are the Peter Pans of the human race. They never grow up and they keep their curiosity.

It was eerie. I saw myself in that machine. I never thought my work would come to this. Upon seeing a distorted image of his face, reflected on the inside cylindrical surface of the bore while inside an MRI (magnetic-resonance-imaging) machine-a device made possible by his early physical researches on nuclear magnetic resonance (1938).

If you decide you don't have to get A's, you can learn an enormous amount in college.

You know that, according to quantum theory, if two particles collide with enough energy you can, in principle, with an infinitesimal probability, produce two grand pianos.

Suddenly, there was an enormous flash of light, the brightest light I have ever seen or that I think anyone has ever seen. It blasted; it pounced; it bored its way into you. It was a vision which was seen with more than the eye. It was seen to last forever. You would wish it would stop; altogether it lasted about two seconds.