"The interesting basic questions in that field are extremely hard and may never be answered, and to survive as a scientist you have to work on answerable questions."
"I thought that if I patented it, no one else would be able to do work with it. I might earn some money, but I was not interested in that. I was interested in applications for many researchers, creating more fundamental science. So I decided not to patent it."
"I didn't know enough diffraction theory to even know why what I was doing wouldn't work. That was a problem. I was too much of an empiricist at the time. I learned later that it's better to know what you are doing."
"I believe that you have to take some intelligent risks to advance science."
"One day I was testing my instrument and with my own eyes, for the first time in the world, I saw atoms working in a chemical reaction, changing their atomic structure, and it was absolutely thrilling."
"Cell Biology finally makes possible a century old dream: that of analysis of diseases, at the cellular level - the first step towards their final control."
"The most important thing in science is to be together with a colleague at that moment when you discover something. When some little piece of nature unfolds and you see something new. "