[4390] Of Chalcis. See end of [B. iv.]
[4394] Of Rhodes, the friend of P. Scipio Æmilianus and Lælius. He was the head of the Stoic School at Athens, where he died. His principal work was a Treatise on Moral Duties, which served as a model for Cicero in the composition of his work, “De Officiis.” He also wrote a work on the philosophical sects.