were watching us from their depths with furtive, startled inquiry. Then it is that the invisible something in the room, from which the merciful dullness of mortality has hitherto saved us, may at any instant take sudden shape, and be seen, not in its own form, but reflected in the treacherous glass, which, like the treacherous water, has the power of betraying things that the air, man's friendly element, refuses to reveal.
This wise mistrust of the ghostly mirror is so old and so far spread that we meet with it in the folk lore of every land. An English tradition warns us that the new moon, which brings us such good fortune when we look at it in the calm evening sky, carries a message of evil to those who see it first reflected in a looking-glass. For such unlucky mortals the lunar virus distils slow poison and corroding care. The child who is suffered to see his own image in a mirror before he is a year old is marked out for trouble and many disappointments. The friends who glance at their reflections standing side by side are doomed to quick dissension. The Swedish girl who looks into her glass by candlelight risks the loss of
