"You can know the name of a bird in all the languages of the world, but when you're finished, you'll know absolutely nothing whatever about the bird... So let's look at the bird and see what it's doing…"

"I was at a party once, and some woman said to me, 'You're a scientist, you know all about radiation. How much radiation is in a banana?' I said, 'A banana has about 1/1000th of a milligram of radium i…"

"I got a dollar for my patent! I give it to everybody. Result: everybody who has one of these patent because it was easy a lot of people had been sending things in lots of patents. Everybody come down …"

"I have no idea where I'm going. I have no idea where I'm going to be. So it's probably best that I don't know."

"I don't think there's any such thing as a 'best' way to do anything. There's just what works."