Sentence:  If art is to release us from these postulated things [ things we must think symbolically about ] and bring us back to the ineffable beauty and richness of the aesthetic component of reality in its immediacy , it must sever its connection with these common sense <WSD>entities</WSD> '' . 
Meaning of the word marked with <WSD> tags:  that which is perceived or known or inferred to have its own distinct existence (living or nonliving)