“It is a vice few can avoid yet nobody craves, for to experience envy is to feel small and inferior, a loser shrink-wrapped in spite. … Now researchers are gleaning insights into the neural and evolutionary underpinnings of envy, and why it can feel like a bodily illness or a physical blow. They’re also tracing the pathway of envy’s equally petty foil, the sensation of schadenfreude — taking pleasure when those whom you envied are themselves brought down low.”