"If you have gathered this much wisdom, then it probably does not escape you that our school motto is “Urim and Thummim,” which is Hebrew for “Lux et Veritas,” which in turn is just Latin for “Light and Truth.” Emblazoned in the Yale seal, in these two ancient languages, the words convey the most concise and rudimentary expression of the University’s mission: to enlighten the minds of its young students and impart to them truth through knowledge""
As per a Yale Daily News article:
"If you have gathered this much wisdom, then it probably does not escape you that our school motto is “Urim and Thummim,” which is Hebrew for “Lux et Veritas,” which in turn is just Latin for “Light and Truth.” Emblazoned in the Yale seal, in these two ancient languages, the words convey the most concise and rudimentary expression of the University’s mission: to enlighten the minds of its young students and impart to them truth through knowledge""