english: So what this new research tells us, then, is that the one thing that all of you already knew about sleep, that even Galen understood about sleep, that it refreshes and clears the mind, may actually be a big part of what sleep is all about.
non_english: Ova istraživanja nam pokazuju da ono što svi znamo o snu, što je i Galen znao, da sam osvežava i bistri um, može biti značajan deo same suštine sna.