Measure and proportion.
Vitruvius, De Architectura 1.2: Uti in hominis corpore e cubito, pede, palmo, digito ceterisque particulis symmetros est eurythmiæ qualitas, sic est in operum perfectionibus. As in the body of man the eurhythmy is of a symmetrical sort, from the forearm, the foot, the palm, the finger, and all the other small parts, so it is […]
Also tagged 1st century BC, palmus, pes, qualitas, translation