Can someone me summarize the conclusion of "the tell tale heart" by edgar allen poe?

How does the author use structure to create tension in the excerpt

"spring, the sweet " from summer's last will and testament spring, the sweet spring, is the year's pleasant king, then blooms each thing, then maids dance in a ring, cold doth not sting, the pretty birds do sing: cuckoo, jug-jug 1 , pu-we, to-witta-woo! the palm2 and may3 make country houses gay, lambs frisk and play, the shepherds pipe4 all day and we hear aye5 birds tune this merry lay6: cuckoo, jug-jug, pu-we, to-witta-woo! the fields breathe sweet, the daisies kiss our feet, young lovers meet, old wives a-sunning sit, in every street these tunes our ears do greet: cuckoo, jugjug, pu-we, to-witta-woo! spring, the sweet spring! –thomas nashe jug-jug: sound of the nightingale palm: willow may: hawthorn pipe: play a shepherd's flute aye: always lay: song choose the sense that the poet appeals to in the last two lines of each stanza.

My necktie rich and modest, but asserted by a simple pin-[they will say: "but how his arms and legs are thin! "]do i daredisturb the universe? in a minute there is timefor decisions and revisions which a minute will reverse.which lines indicate that the speaker is concerned about what others think of him? my morning coat, my collar mounting firmly to the chin,my necktie rich and modest, but asserted by a simple pin-in a minute there is timefor decisions and revisions which a minute will reverse.o with a bald spot in the middle of my hair[they will say: "how his hair is growing thin! "]and indeed there will be timeto wonder, "do i dare? " and, "do i dare? "