rudimentary sex throws strange shadows on the wall, in its approach from the distance. But these are only an uneasy intrusion from the as-yet-uncreated, unready biological centers. The great sexual centers of the hypogastric plexus, and the immensely powerful sacral ganglion are slowly prepared, developed in a kind of prenatal gestation during childhood before puberty. But even an unborn child kicks in the womb. So do the great sex-centers give occasional blind kicks in a child. It is part of the phenomenon of childhood. But we must be most careful not to charge these rather unpleasant apparitions or phenomena against the individual boy or girl. We must be very careful not to drag the matter into mental consciousness. Shoo it away. Reprimand it with a pah! and a faugh! and a bit of contempt. But do not get into any heat or any fear. Do not startle a