[360c]
you and Archytas—if Archytas has come to your court—may be able to make use. His name is Helicon, he is a native of Cyzicus, and he is a pupil of Eudoxus1 and exceedingly well versed in all his doctrine. Moreover, he has associated with one of the pupils of Isocrates and with Polyxenus,2 one of Bryson's companions; and, what is rare in these cases, he is not without charm of address nor is he of a churlish disposition; rather he would seem to be gay and
1 A famous astronomer.
2 cf. Plat. L. 2.310c. Bryson “the Sophist” was a mathematician who claimed, it is said, to have “squared the circle” (cf. Aristot.An. Post. i. 9,Rhet. iii. 2).