And Nana came along, and she looked at this folder, and she said, "What's that?" I said, "It's quantum mechanics, Nana." And I tried to explain something about what was on the page.
Y ella vino, echó un vistazo a la carpeta, y me dijo: "¿Qué es eso?" Contesté: "Es mecánica cuántica, abuela." E intenté explicarle algo de esa página.