Golfer Thomas Levet of France demonstrates the evolutionary advantages of a chin. (Jeff J Mitchell PJ / SV / Reuters)
Editor’s Note: This article previously appeared in a different format as part of The Atlantic’s Notes section, retired in 2021.

“When we're looking at things that are uniquely human, we can't look to big brains or bipedalism because our extinct relatives had those. But they didn't have chins.” —James Pampush, who studies evolution

“In an ideal world, we would have an urban-growth boundary. … But the reality is, that this is Texas.” —Carlos Gallinar, a city planner in El Paso

“All of us are subsidizing the magnification of inequality in public schools.”—Rob Reich, an education and political science professor

“Vultures … were largely disdained and avoided, and now ... they’ve become sort of dark superhero figures.”—Erik Janowsky, who runs a program that uses trained vultures to detect illegal dumping in Peru

(Previous quotes from our sources here)