So an analysis is like the structure or elements in a specific writing.
Well...One way showing an understanding of a texts universal or central idea contributes to this is by your personal opinions. Your understanding for something is like sharing your thoughts and feelings about what something means to you. With that being said, this makes your analysis stronger because it’s these elements that bring in details nobody else could because they’re yours. Your opinion on something is like the reasoning to a quote making an essay structure stronger!