If you're feeling kind of listless, if you don't really know what you're supposed to be doing, or you don't care about it, you're gonna feel tired because the brain and the body, they have a two-way connection, right?
如果你无精打采,不知道自己该干什么,或者不在乎,你就会感到疲惫,因为身就是心,身心是互相影响
,对吧?