"I have always been a curious person, and I believe that curiosity is the key to discovery."

"I have always been a lover of nature, and I believe that we should all strive to protect our planet."

"I have spent a good deal of my life trying to get people to eat more vitamin C."

"I like people. I like animals, too—whales and quail, dinosaurs and dodos. But I like human beings especially, and I am unhappy that the pool of human germ plasm, which determines the nature of the hum…"

"I believe that there is no such thing as an 'unimportant' discovery."