Sentence:  Let "Paris" tremble—“What? that Thing of ſilk,/ “"Paris", that mere white Curd of Aſs's milk?/ “Satire or Shame alas! can "Paris" feel?/ “Who <WSD>breaks a Butterfly upon a Wheel</WSD>?”/ Yet let me flap this Bug with gilded wings,/ This painted Child of Dirt that ſtinks and ſtings 
Meaning of the word marked with <WSD> tags:  To inflict a punishment out of all proportion to the offence.