For oft, when on my couch I lie In vacant or in pensive mood, They flash upon that inward eye Which is the bliss of solitude; And then my heart with pleasure fills, And dances with the daffodils. —William Wordsworth In her new book, The Life of I, Anne Manne takes up a theme that has apparently preoccupied her for many years—dancing with the daffodils—or, to be more accurate, dancing with the plant genus Narcissus. In Greek legend, Narcissus loved his own reflection in the lily-pond; so much so, that he eventually turned into a flower—the daffodil. This is a…