Public-domain · open source

Ratio est radius divini luminis

Defined in 2 dictionaries — Ballentine's (1916), Black's (1910)

Ballentine's Law Dictionary

James A. Ballentine · 1916

Reason is a ray of divine light.

Black's Law Dictionary

Henry Campbell Black, M.A. · 1910

Co.. Litt. 232. Reason ls a ray of the divine light