--so the imagination, being vehemently agitated, darts out infection capable of offending the foreign object. The ancients had an opinion of certain women of Scythia, that being animated and enraged against any one, they killed him only with their looks. Tortoises and ostriches hatch their eggs with only looking on them, which infers that their eyes have in them some ejaculative virtue. And the eyes of witches are said to be assailant and hurtful:--