1. Venustas
Beauty - Aesthetics
Vitruvius a Roman military engineer, not a Lego Movie
character! Wrote a treatise on the three characteristics of
architecture:
function (utilitas): appropriate spatial accommodation
firmness/structure (firmitas): structural stability
aesthetics (venustas): attractive appearance
Fig. 1 Vitruvius Fig. 2 Vitruvius
(Lego)