(perhaps) Aristotle, The Nichomachean Ethics.

(perhaps) Horace. Carmina [i.e. Odes].

Lydgate, John. 'Measure is Treasure' (MS. poem, wr. C15).

Lydgate, John. 'A Song of Just Measure' (MS. poem, wr. C15).

REFERENCE : Paula Neuss, ed. Magnificence. The Revels Plays. Manchester: Manchester University Press, 1980. 19-20.