Proper noun
Crantor
A male given name of historical usage, notably borne by Crantor of Soli.
Crantor also says that Plato's contemporaries used to criticize him jokingly for not being the inventor of his Republic but copying the institutions of the Egyptians. Source: Internet
But in the original, the sentence starts not with the name Crantor but with the ambiguous He; whether this referred to Crantor or to Plato is the subject of considerable debate. Source: Internet
Proponents of both Atlantis as a myth and Atlantis as history have argued that the word refers to Crantor. Source: Internet