For as for voluntary persons, who by curiosity or a desire to learn, would perhaps offer themselves to his help, besides that commonly they promise more then they perform, and make onely fair propositions, whereof none ever succeeds, they would infallibly be paid by the solution of some difficulties, or at least by complements and unprofitable entertainments, which could not cost him so little of his time, but he would be a loser thereby.
hauei berak agindutako guztia zehatz-mehatz eginaraziko lieke-irabaziren bat ateratzeko itxaropena izango zutenez-, hau oso bide eraginkorra baita. Ostera, jakinguraz edo ikasteko gogoz euren burua laguntzeko eskainiko luketen boluntarioek agindu egiten dute, ezertan lagundu baino gehiago, sekula gauzatzen ez diren proposapen ederrak egiten dituztelarik, eta gainera zailtasun batzuen azalpena nahiko lukete ordainsari gisa, edo gutxienez alferrikako lausengu eta elkarrizketak, eta hau, gutxi izanda ere, denbora galtzea baino ez litzateke izango.