She seemed rather an airy sprite, which, after playing its fantastic sports for a little while upon the cottage floor, would flit away with a mocking smile. Whenever that look appeared in her wild, bright, deeply black eyes, it invested her with a strange remoteness and intangibility; it was as if she were hovering in the air and might vanish, like a glimmering light, that comes we know not whence, and goes we know not whither.