them faithful。 But when they areotherwise one cannot form a good opinion of him； for the prime errorwhich he made was in choosing them。There were none who knew Messer Antonio da Venafro as the servant ofPandolfo Petrucci； Prince of Siena； who would not consider Pandolfo tobe a very clever man in having Venafro for his servant。 Because thereare three classes of intellects： one which prehends by itself；another which appreciates what others prehend； and a third whichneither prehends by itself nor by the showing of others； the first isthe most excellent； the second