"I have never been interested in making money. I have always been interested in doing physics."

"Before I came here I was confused about this subject. Having listened to your lecture I am still confused. But on a higher level."

"Young man, if I could remember the names of these [muons, pions, etc.] particles, I would have been a botanist."

"It is not enough to invent. One must also know how to sell."

"I have been very lucky in my life. I have always been able to do what I wanted to do, and I have always been able to do it with people I liked."