english: And that's why we can tell the emotion of somebody else -- because their muscles are acting, subconsciously, except that we've evolved to make the facial muscles really rich with emotion.
non_english: pretože ich svaly sa pohybujú, podvedome, mimo to, vyvynuli sme sa tak, aby tvárové svaly boli naozaj bohaté na emócie. Nuž, toto má emócie, ak chcete,