Read the following poem by edgar allen poe and answer the question that follows. a dream within a dream take this kiss upon the brow! and, in parting from you now, thus much let me avow‚ you are not wrong, who deem that my days have been a dream: yet if hope has flown away in a night, or in a day, in a vision or in none, is it therefore the less gone? all that we see or seem is but a dream within a dream. i stand amid the roar of a surf-tormented shore, and i hold within my hand grains of the golden sand‚ how few! yet how they creep through my fingers to the deep while i weep‚while i weep! o god! can i not grasp them with a tighter clasp? o god! can i not save one from the pitiless wave? is all that we see or seem but a dream within a dream? what, if anything, does the sand in this poem symbolize? defend your answer in at least three complete sentences.