Eric Risberg / AP

“With surrogacy, you’re not just putting something in a toaster and having it come out,” —Elizabeth Reis, a professor of gender and bioethics.

​“The French were blaming it on the Italians, the Italians were blaming it on the French, et cetera,” John Parascandola, a medical historian, on the unknown origins of syphilis.

“Well, we don’t have blood in our universe. That’s pretty nice,” —Sean Murray, who designed a video game with a self-generating universe.

(Previous quotes from our sources here)