[140] And it is for this reason that the most sharp-sighted of all the Greek nations, namely, the Athenians (for what the pupil is to the eye, or reasoning to the soul, that also is Athens to Greece), when they send out a solemn procession to the venerable goddesses, [33] never allow any slave whatever to take any part in it, but perform everything concerning it by the agency of free men and women who are accustomed to such duties, even then not taking any chance persons, but only such as have cultivated a blameless innocence of life; since the most excellent of the youths prepare the cakes for the feast, looking upon that office as conducing (which indeed it does) to their credit and honour.