[81] But if any one uses the acuteness and readiness of his nature, not solely for virtuous objects, but also for opposite purposes, being himself indifferent in a matter which is not indifferent, he should be accounted unhappy. At all events, it is said, in the manner of a curse, in the place where mention is made of the confusion of tongues, "And now nothing will be restrained from them of all the things which they have imagined to do." [68] For in truth it is an irremediable calamity for the soul to be prosperous in whatever it undertakes, when its undertakings are disgraceful.