The Gaelic phrase "tha bòidhchead na fhìrinn" means "Beauty is Truth."
Enid's last name, Perle, is a pun. "Pearls before swine".
The print in the office of Dr. Enid Perle is The Wild Boar Hunt by Frans Snyders (animals) and Anthony van Dyck (figures). c.1823. The original is in the British Museum.