Sentence:  It resembles , too , pictures such as Du^rer and Bruegel did , in which all that looks at first to be solely pictorial proves on inspection to be also literary , the representation of a <WSD>proverb</WSD> , for example , or a deadly sin . 
Meaning of the word marked with <WSD> tags:  a condensed but memorable saying embodying some important fact of experience that is taken as true by many people