Note 28 — Chapter XXXVIII · TIMÆUS AND KRITIAS.
Reading edition
Plato, Timæus, p. 33 C. λεῖον δὲ δὴ κύκλῳ πᾶν ἔξωθεν αὐτὸ ἀπηκριβοῦτο, πολλῶν χάριν, &c.
Aristotle also maintains that the sphericity of the Kosmos is so exact that no piece of workmanship can make approach to it. (De Cœlo, ii. p. 287, b. 15.)