Sentence:  What if the Foot, ordain'd the duſt to tread, / Or Hand, to toil, aſpir'd to be the Head? / What if the Head, the Eye, or Ear repin'd / To ſerve mere <WSD>Engines</WSD> to the ruling Mind? 
Meaning of the word marked with <WSD> tags:  A tool; a utensil or implement. (from 14th c.)