The conclusion is your last chance to persuade the reader or impress upon them your qualifications. Expand upon the broader implications of your discussion. Obviously, earthly concerns are insignificant to the rest of the universe. However, I experienced the overriding need to understand the origins and causes of these phenomena. Don't be surprised if the writing process takes many days.
Few writers can dash out a quality essay in just a few sittings.
It takes awhile to find the perfect structure, wording, and imagery. Ask friends and family for help.