And a related idea: The Ghost of a Flea by William Blake: Blake often said that he was joined by invisible sitters as he drew them, including, he claimed, a number of angels, Voltaire, Moses and the Flea, who told him that "fleas were inhabited by the souls of such men as were by nature blood thirsty to excess." In his obituary, it was stated that, "The flea communicated to Mr. Blake what passed, as related to himself, at the Creation. 'It was first intended,' said he (the flea) 'to make me as big as a bullock; but then when it was considered from my construction, so armed—and so powerful withal, that in proportion to my bulk, (mischievous as I now am) that I should have been a too mighty destroyer; it was determined to make me—no bigger than I am." In both his artwork and poetry, Blake often gave personality and human form to such abstractions as time, death, plague and famine. Fleas are often associated with uncleanliness and degradation; in this work...