Richard Feynman — "I don't see anything wrong with being confused."

"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…"

"The easiest way to fool yourself is to believe something because you want it to be true."

"I was talking to a guy who was a philosopher, and he said, 'But you're just describing the world, you're not explaining it.' And I said, 'Yeah, that's what science is. We describe it. We don't explain…"

"I guess I'm just mischievous. I just love to do that to people. Well especially when they're so gleefully happy that it's been going to cost 13 signatures haha."

"I was scared because of this same thing I was talking about — I'm not so good at this. “The Dean's tea” — it sounded so silly, you know, and high class."