Sentence:  But to say that at a moment in history something is new is not necessarily to say that it is modern ; and for this statement the best evidence comes within the five years following the publication of Utopia , when Martin Luther <WSD>elaborates</WSD> a new perception of the nature of the Divine 's encounter with man . 
Meaning of the word marked with <WSD> tags:  add details, as to an account or idea; clarify the meaning of and discourse in a learned way, usually in writing